CN212293923U

CN212293923U - Carbon fiber expanding device

Info

Publication number: CN212293923U
Application number: CN202020457304.1U
Authority: CN
Inventors: 李梅; 代波; 陈伟
Original assignee: Anhui Xinran Carbon Fiber Environmental Protection Technology Co ltd
Current assignee: Anhui Xinran Carbon Fiber Environmental Protection Technology Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2021-01-05
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a carbon fiber expansion device belongs to fibre expansion technical field, including the base plate, the upper end both sides of base plate are all fixed and are provided with first stand and second stand, the front side of first stand and second stand all is provided with the bearing, be connected with through the bearing rotation between first stand and the second stand and carry roller and lower transfer roller, the fixed first fixed plate and the second fixed plate of being provided with in upper end middle part of base plate, the inboard of first fixed plate and second fixed plate all is provided with the deflector, the guide way has been seted up to the inboard of deflector, the inside of guide way is provided with the slider, be provided with between first fixed plate and the second fixed plate and all rotate last extension roller and the lower extension roller of connecting through the slider. The utility model discloses an use transfer roller conveying and the supplementary extension of backing roll to reach the purpose of continuous even extension carbon fiber.

Description

Carbon fiber expanding device

Technical Field

The utility model relates to an extension device especially relates to a carbon fiber extension device, belongs to fiber extension device technical field.

Background

The carbon fiber is a novel fiber material of high-strength and high-modulus fiber with the carbon content of more than 95 percent. The carbon fiber is lighter than metal aluminum in mass, but higher than steel in strength, has the characteristics of corrosion resistance and high modulus, and is an important material in the aspects of national defense, military industry and civil use. It not only has the intrinsic characteristic of carbon material, but also has the soft workability of textile fiber, and is a new generation of reinforced fiber.

The expansion of the carbon fiber is to expand the carbon fiber bundle into a wide and thin single carbon fiber bundle, but in the prior art, the carbon fiber is difficult to expand into a uniform wide and thin single carbon fiber bundle, and is difficult to continuously and efficiently expand.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims at providing a carbon fiber expanding unit, through using transfer roller conveying and the supplementary extension of backing roll to reach the purpose of continuous even extension carbon fiber.

The purpose of the utility model can be achieved by adopting the following technical scheme:

the utility model provides a carbon fiber expanding unit, includes the base plate, the upper end both sides of base plate are all fixed and are provided with first stand and second stand, first stand with the front side of second stand all is provided with the bearing, first stand with pass through between the second stand the bearing rotates and is connected with last conveying roller and lower conveying roller, the fixed first fixed plate and the second fixed plate that are provided with in upper end middle part of base plate, first fixed plate with the inboard of second fixed plate all is provided with the deflector, the guide way has been seted up to the inboard of deflector, the inside of guide way is provided with the slider, first fixed plate with be provided with between the second fixed plate and all pass through the slider rotates the last expansion roller and the lower expansion roller of connecting.

Preferably, the upper supporting roller is arranged above the upper expansion roller, the lower supporting roller is arranged below the lower expansion roller, and the two ends of the lower expansion roller and the two ends of the lower supporting roller are rotatably connected with the sliding blocks.

Preferably, the upper support roller is in rolling contact with the upper extension roller, and the lower extension roller is in rolling contact with the lower support roller.

Preferably, the upper end of the guide plate is provided with a hydraulic oil cylinder, and the hydraulic oil cylinder is connected with the sliding block.

Preferably, the upper expansion roller and the lower expansion roller are provided with round holes at two ends of the sliding block, and a spring clamped inside the round hole is arranged between the upper expansion roller and the lower expansion roller.

Preferably, the left end of transfer roller down be provided with first stand fixed connection's conveying motor, go up the transfer roller with the right-hand member of transfer roller down all is provided with the sprocket, the transfer roller down with pass through between the transfer roller down the sprocket is connected with the chain.

Preferably, the upper transfer roller and the lower transfer roller have opposite rotation directions.

Preferably, a driving gearbox connected with the upper expanding roller and the lower expanding roller is arranged on the right side of the second fixing plate.

Preferably, a pressure sensor is arranged between the hydraulic oil cylinder and the guide plate, and the pressure sensor is a 352C68 disk pressure sensor.

The utility model has the advantages of: according to the carbon fiber expanding device, the carbon fiber can be circularly and repeatedly expanded by using the conveying rollers at two sides of the expanding roller, so that the expanding speed is increased; the upper supporting roller and the lower supporting roller can support the expansion roller, so that the expansion roller is prevented from being stressed and deformed, and the width and the thickness of the expanded carbon fiber bundle sheet are more uniform.

Drawings

FIG. 1 is a front view of the overall construction of a preferred embodiment of a carbon fiber expansion device according to the present invention;

fig. 2 is an assembly view of an upper support roll and a lower support roll of a preferred embodiment of a carbon fiber spreader according to the present invention;

fig. 3 is a schematic structural view of an upper support roller according to a preferred embodiment of the carbon fiber spreading device of the present invention;

FIG. 4 is an assembly view of the upper and lower spreader rolls of a preferred embodiment of the carbon fiber spreader device according to the present invention;

FIG. 5 is a right side view of the overall construction of a preferred embodiment of a carbon fiber expansion device according to the present invention;

fig. 6 is an enlarged view of an assembly view a of the expander roll and the lower expander roll of a preferred embodiment of the carbon fiber expander device according to the present invention.

In the figure: 1-base plate, 2-first upright column, 3-second upright column, 4-upper conveying roller, 5-lower conveying roller, 6-conveying motor, 7-bearing, 8-chain wheel, 9-chain, 10-first fixing plate, 11-guide plate, 12-hydraulic oil cylinder, 13-driving gearbox, 14-second fixing plate, 15-upper supporting roller, 16-upper expanding roller, 17-lower expanding roller, 18-lower supporting roller, 19-guide groove, 20-sliding block, 21-round hole and 22-spring.

Detailed Description

In order to make the technical solutions of the present invention clearer and clearer for those skilled in the art, the present invention will be described in further detail with reference to the following embodiments and the accompanying drawings, but the embodiments of the present invention are not limited thereto.

As shown in fig. 1 to 6, the carbon fiber expanding device provided by this embodiment includes a base plate 1, a first upright column 2 and a second upright column 3 are fixedly disposed on both sides of an upper end of the base plate 1, bearings 7 are disposed on front sides of the first upright column 2 and the second upright column 3, an upper conveying roller 4 and a lower conveying roller 5 are rotatably connected between the first upright column 2 and the second upright column 3 through the bearings 7, a first fixing plate 10 and a second fixing plate 14 are fixedly disposed on a middle portion of an upper end of the base plate 1, guide plates 11 are disposed on inner sides of the first fixing plate 10 and the second fixing plate 14, guide grooves 19 are disposed on inner sides of the guide plates 11, sliders 20 are disposed inside the guide grooves 19, and an upper expanding roller 16 and a lower expanding roller 17 are rotatably connected between the first fixing plate 10 and the second fixing plate 14 through the sliders 20. The carbon fiber can be circularly and repeatedly expanded by using the conveying rollers on two sides of the expansion roller, so that the expansion speed is increased. The upper supporting roller 15 and the lower supporting roller 18 can support the expansion roller, so that the expansion roller is prevented from being stressed and deformed, and the width and the thickness of the expanded carbon fiber bundle sheet are more uniform.

In the present embodiment, as shown in fig. 2 and 3, an upper support roller 15 is disposed above the upper extension roller 16, a lower support roller 18 is disposed below the lower extension roller 17, and sliders 20 are rotatably connected to both ends of the lower extension roller 17 and the lower support roller 18. The slider 20 can slide the lower expanding roller 17 and the lower supporting roller 18 up and down along the guide groove 19.

In the present embodiment, as shown in fig. 2, the upper support roller 15 and the upper extension roller 16 are in rolling contact, and the lower extension roller 17 and the lower support roller 18 are in rolling contact.

In the present embodiment, as shown in fig. 2, a hydraulic cylinder 12 is provided at the upper end of the guide plate 11, and the hydraulic cylinder 12 is connected to the slider 20. Hydraulic rams 12 are used to apply the downward pressure required for carbon fiber expansion.

In this embodiment, as shown in fig. 4 and 6, circular holes 21 are formed in the sliders 20 at both ends of the upper expanding roller 16 and the lower expanding roller 17, and a spring 22 clamped inside the circular hole 21 is disposed between the upper expanding roller 16 and the lower expanding roller 17. The spring 22 can maintain a certain gap between the upper and lower expanding

rollers

16 and 17.

In this embodiment, as shown in fig. 1 and 5, the left end of the lower conveying roller 5 is provided with a conveying motor 6 fixedly connected with the first upright 2, the right ends of the upper conveying roller 4 and the lower conveying roller 5 are both provided with a sprocket 8, and a chain 9 is connected between the lower conveying roller 5 and the lower conveying roller 5 through the sprocket 8. The upper conveying roller 4 and the lower conveying roller 5 can be driven to rotate by the conveying motor 6, and tension can be provided for the carbon fibers when the carbon fibers are expanded.

In the present embodiment, as shown in fig. 1, the rotation directions of the upper conveyance roller 4 and the lower conveyance roller 5 are opposite.

In the present embodiment, as shown in fig. 1, the right side of the second fixing plate 14 is provided with a driving gear box 13 connected to an upper expanding roller 16 and a lower expanding roller 17, respectively.

In the present embodiment, as shown in fig. 2, a pressure sensor is provided between the hydraulic cylinder 12 and the guide plate 11, and the pressure sensor is a 352C68 disk pressure sensor. The pressure sensor can monitor the pressure applied to the carbon fiber.

As shown in fig. 1 to 6, the principle of the carbon fiber expansion device provided in the present embodiment is as follows:

during expansion, firstly, carbon fibers are placed between the upper expansion roller 16 and the lower expansion roller 17, two ends of the carbon fibers are placed on the conveying roller, pressure between the upper expansion roller 16 and the lower expansion roller 17 is adjusted, the conveying motor 6 is started to tension two ends of the carbon fibers, then the driving gearbox 13 is started to expand, and when the conveying motor 6 and the driving gearbox 13 rotate reversely, the carbon fibers can be expanded for the second time.

In summary, in this embodiment, according to the carbon fiber expanding device of this embodiment, the carbon fiber expanding device that this embodiment provided can realize reciprocating the extension to the carbon fiber circulation using the transfer roller in extension roller both sides, improves the extension speed. The upper supporting roller 15 and the lower supporting roller 18 can support the expansion roller, so that the expansion roller is prevented from being stressed and deformed, and the width and the thickness of the expanded carbon fiber bundle sheet are more uniform.

The above description is only a further embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, and any person skilled in the art can replace or change the technical solution and the concept of the present invention within the scope of the present invention.

Claims

1. The carbon fiber expanding device is characterized by comprising a base plate (1), wherein a first upright column (2) and a second upright column (3) are fixedly arranged on two sides of the upper end of the base plate (1), bearings (7) are arranged on the front sides of the first upright column (2) and the second upright column (3), an upper conveying roller (4) and a lower conveying roller (5) are rotatably connected between the first upright column (2) and the second upright column (3) through the bearings (7), a first fixing plate (10) and a second fixing plate (14) are fixedly arranged in the middle of the upper end of the base plate (1), guide plates (11) are arranged on the inner sides of the first fixing plate (10) and the second fixing plate (14), guide grooves (19) are formed in the inner sides of the guide plates (11), and sliding blocks (20) are arranged in the guide grooves (19), an upper expanding roller (16) and a lower expanding roller (17) which are rotatably connected through the sliding block (20) are arranged between the first fixing plate (10) and the second fixing plate (14).

2. The carbon fiber spreading device according to claim 1, wherein an upper support roller (15) is disposed above the upper spreading roller (16), a lower support roller (18) is disposed below the lower spreading roller (17), and the sliding blocks (20) are rotatably connected to both ends of the lower spreading roller (17) and the lower support roller (18).

3. A carbon fiber spreading device according to claim 2, wherein said upper spreading roll (15) is in rolling contact with said upper spreading roll (16), and said lower spreading roll (17) is in rolling contact with said lower support roll (18).

4. Carbon fiber spreading device according to claim 1, wherein the upper end of the guide plate (11) is provided with a hydraulic cylinder (12), and the hydraulic cylinder (12) is connected with the slide block (20).

5. The carbon fiber expanding device as claimed in claim 1, wherein the sliders (20) at both ends of the upper expanding roller (16) and the lower expanding roller (17) are respectively provided with a circular hole (21), and a spring (22) clamped inside the circular hole (21) is arranged between the upper expanding roller (16) and the lower expanding roller (17).

6. The carbon fiber spreading device according to claim 1, wherein a conveying motor (6) fixedly connected with the first upright post (2) is arranged at the left end of the lower conveying roller (5), chain wheels (8) are arranged at the right ends of the upper conveying roller (4) and the lower conveying roller (5), and a chain (9) is connected between the lower conveying roller (5) and the lower conveying roller (5) through the chain wheels (8).

7. A carbon fiber spreading device according to claim 6, wherein the upper conveying roller (4) and the lower conveying roller (5) are rotated in opposite directions.

8. Carbon fiber spreading device according to claim 1, wherein the right side of said second fixed plate (14) is provided with a driving gearbox (13) connected to said upper spreading roller (16) and said lower spreading roller (17), respectively.

9. Carbon fiber expansion device according to claim 4, characterized in that a pressure sensor is arranged between said hydraulic cylinder (12) and said guide plate (11), said pressure sensor being a 352C68 disc pressure sensor.