Angle compounding device for prepreg

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By introducing technical means such as angle cutting, length cutting, rolling needle puncture and hot rolling into the prepreg angle composite device, the air removal problem in the prepreg is solved, the density and toughness of the molded products are improved, and the simplification of the stencil is achieved. The process flow is reduced and the curing risk is reduced.

CN119261250APending Publication Date: 2025-01-07ZHONGSHAN FUDA SPORTS EQUIP

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Patent Information

Application Number: CN202411144108.8
Authority / Receiving Office: CN · China
Patent Type: Applications(China)
Current Assignee / Owner
Filing Date: 2024-08-20
Publication Date: 2025-01-07

AI Technical Summary

Technical Problem

The existing prepreg angle composite technology cannot completely remove the air between the two layers of yarn, resulting in the problem of wind-covering and bubbles in molded products.

Method used

An angle composite device including an angle cutting mechanism, a length cutting mechanism, a rolling needle puncture mechanism and a hot rolling mechanism are designed, through which the prepreg is angle cutting, length cutting, and rolling needle puncture and heat-rolling, exhaust and remove interlayer air, using the collection chamber and cold source to quickly dissipate heat to prevent curing.

Benefits of technology

Effective air removal is achieved, the composite quality of the prepreg is improved, the density and toughness of the molded products are ensured, the process flow is simplified, the production efficiency is improved and the curing risk is reduced.

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Abstract

The angle compounding device is simple in structure and easy to implement, the angle position of an angle cutting mechanism can be conveniently adjusted according to needs when the angle compounding device is used due to the arrangement of a first driving mechanism on a machine body, and therefore angle prepregs with the needed angles are cut out one by one when the angle cutting mechanism works; due to the arrangement of the length cutting mechanism, on one hand, the composite prepreg with the required length can be conveniently cut out, the composite prepreg with the regular shape and the square or the rectangular shape can be cut out, output is facilitated, on the other hand, the residual angle prepreg at the tail section can be reserved during specific work to serve as a foundation for angle compounding of the next prepreg, and practicability is good; due to the arrangement of the rolling needling mechanism, the passing angle composite prepreg can be conveniently subjected to rolling needling, a plurality of holes are formed through needling for exhausting, and the practicability is good; due to the arrangement of the hot rolling mechanism, on one hand, the passing angle composite prepreg can be conveniently subjected to hot rolling so that the upper prepreg and the lower prepreg can be thermally bonded tightly, and on the other hand, interlayer air can be well removed so that the good angle composite prepreg can be obtained, and the practicability is good; in addition, due to the arrangement of the collecting chamber and the cold source or the cold source input port of the collecting chamber, waste heat of the prepreg subjected to hot rolling can be conveniently and rapidly removed, the heat dissipation time is shortened, and the situation that curing and scrapping are prone to occurring due to the fact that heat dissipation is not conducted in time is avoided.

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Description

Technical Field

[0001] The invention relates to an angle composite device for prepreg. Background Art

[0002] Compounding two or more pieces of prepreg can enhance their thickness and toughness, and adjusting the positive and negative angles of compounding can improve their tension performance in all directions. However, the air between the two layers of yarn cannot be completely removed during angle compounding in the industry, which may cause the risk of air entrainment and blistering in subsequent molded products. It is necessary to solve this problem. Summary of the invention

[0003] The present invention overcomes the shortcomings of the above-mentioned technology and provides an angle composite device for prepreg.

[0004] To achieve the above object, the present invention adopts the following technical solutions:

[0005] An angle compounding device for prepregs comprises a body 1, on which is provided an angle cutting mechanism 2 capable of adjusting the angle position for angle cutting of passing prepregs so as to obtain angle prepregs piece by piece, a first driving mechanism 20 for driving the angle cutting mechanism 2 to adjust the angle position, an angle compounding station 3 for manually or mechanically compounding angle prepregs piece by piece so as to obtain angle compounded prepregs, a length cutting mechanism 4 for cutting the length of the angle compounded prepregs as required, a rolling and needling mechanism 5 for rolling and needling the passing angle compounded prepregs so as to facilitate exhaust, a hot rolling mechanism 6 for hot rolling the rolled and needling angle compounded prepregs that have passed, a conveyor belt 7 for assisting in conveying the prepregs during processing, a collecting chamber 8 for collecting the hot rolled prepregs at the end of the body 1, and a cold source or cold source input port is provided in the collecting chamber 8.

[0006] Preferably, the angle cutting mechanism 2 includes a first movable seat 21 connected to the body 1 via a vertical axis rotation, the first driving mechanism 20 is used to drive the first movable seat 21 to rotate so as to adjust the angle position, and the first movable seat 21 is connected to a first cutting knife 24 capable of moving up and down and horizontally back and forth through a first moving component 23 for cutting the passing prepreg.

[0007] Preferably, the first moving component 23 includes a first cylinder 231 arranged on the first movable seat 21, a second movable seat 232 driven by the first cylinder 231 to move up and down, a first motor 233 arranged on the second movable seat 232, and a first belt 234 driven by the first motor 233 to drive the first cutting knife 24 to move back and forth horizontally.

[0008] Preferably, a first guide limit groove 211 is horizontally provided at the lower end of the first movable seat 21, and the first driving mechanism 20 includes a first motor transmission assembly 201 arranged on the body 1, and a movable block 202 driven by the first motor transmission assembly 201 to move forward and backward, and the movable block 202 is provided with a head 2021 extending into the first guide limit groove 211 and capable of sliding and rotating relative to the first guide limit groove 211.

[0009] Preferably, the length cutting mechanism 4 includes a third movable seat 41 arranged on the machine body 1 and capable of adjusting the front and rear position along the prepreg conveying direction, and a fourth movable seat 42 arranged on the machine body 1 and located between the third movable seat 41 and the angle cutting mechanism 2. The third movable seat 41 is driven and connected by a second driver 43 to a movable blocking member 44 capable of moving up and down to avoid or block the passing prepreg, and the fourth movable seat 42 is driven and connected by a third moving component 45 to a second cutting knife 46 capable of moving horizontally for cutting the passing prepreg.

[0010] Preferably, the third motion assembly 45 includes a third motor 451 disposed on the fourth movable seat 42 , and a second belt 452 driven by the third motor 451 to drive the second cutting knife 46 to move back and forth horizontally.

[0011] Preferably, the rolling and needling mechanism 5 includes a needle roller 51 arranged on the machine body 1 and a third driver 52 for driving the needle roller 51 to rotate so as to perform rolling and needling on the passing angle composite prepreg.

[0012] Preferably, the hot rolling mechanism 6 includes a round roller 61 arranged on the machine body 1 for rolling the rolled and needle-punched angle composite prepreg, a fourth driver 62 for driving the round roller 61 to rotate, and a heater 63 for heating the round roller 61.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The structure of this case is simple and easy to implement. The first driving mechanism on the body is set to facilitate the adjustment of the angle position of the angle cutting mechanism according to the needs during use, so that the angle cutting mechanism can cut out the angle prepregs of the required angle piece by piece when working; the length cutting mechanism is set to facilitate cutting out the composite prepregs of the required length, cutting out the composite prepregs of regular shapes and squares or rectangles for output, and on the other hand, the remaining angle prepregs at the tail section can be left as the basis for the next prepreg angle composite during specific work, which is practical; the rolling and needling mechanism The setting is convenient for rolling and needling the angle composite prepreg that has passed through, so as to puncture a number of holes for exhaust, and has good practicality; the setting of the hot rolling mechanism is convenient for hot rolling the angle composite prepreg that has passed through so as to make the upper and lower prepregs thermally bonded tightly, and on the other hand, it is convenient to remove the air between the layers better so as to obtain better angle composite prepreg, which has good practicality; in addition, the setting of the collection chamber and its cold source or cold source input port described in this case is convenient for quickly removing the residual heat of the prepreg after hot rolling, shortening the heat dissipation time, and avoiding the situation where the curing is easily scrapped due to the lack of timely heat dissipation.

[0015] 2. The third movable seat of the length cutting mechanism described in this case can adjust the front and rear position settings, so that in specific implementation, the distance between the third movable seat and the fourth movable seat can be adjusted according to the actual required length of the angle composite prepreg, so that the second driver can subsequently drive the movable blocking member to limit the position, and then the third motion component drives the second cutting knife to cut the angle composite prepreg of the required length, which has good practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is one of the structural diagrams of this case.

[0017] Figure 2 This is the second structural diagram of this case.

[0018] Figure 3 This is the third structural diagram of this case.

[0019] Figure 4 This is the fourth structural diagram of this case. DETAILED DESCRIPTION

[0020] The features of the present invention and other related features are further described in detail below through embodiments to facilitate understanding by those skilled in the art:

[0021] like Figures 1 to 4As shown, an angle compounding device for prepregs comprises a body 1, on which is provided an angle cutting mechanism 2 capable of adjusting the angle position for angle cutting of the prepregs passing therethrough so as to obtain angle prepregs piece by piece, a first driving mechanism 20 for driving the angle cutting mechanism 2 to adjust the angle position, an angle compounding station 3 for manually or mechanically compounding the angle prepregs piece by piece thereon so as to obtain angle compounded prepregs, a length cutting mechanism 4 for cutting the angle compounded prepregs to length as required, a rolling and needling mechanism 5 for rolling and needling the angle compounded prepregs passing therethrough for exhaust, a hot rolling mechanism 6 for hot rolling the angle compounded prepregs that have been rolled and needled, the body 1 is also provided with a conveyor belt 7 for assisting in conveying the prepregs during processing, a collecting chamber 8 for collecting the prepregs after hot rolling is provided at the end of the body 1, and the collecting chamber 8 is provided with a cold source or a cold source input port.

[0022] As described above, the structure of the present invention is simple and easy to implement. The first driving mechanism 20 on the body 1 is arranged to facilitate the adjustment of the angle position of the angle cutting mechanism 2 as needed during use, so that the angle cutting mechanism 2 can cut out angle prepregs of the required angle piece by piece when working; the arrangement of the length cutting mechanism 4, on the one hand, is convenient for cutting out composite prepregs of the required length, cutting out composite prepregs of regular shapes and squares or rectangles for output, and on the other hand, the remaining angle prepregs at the tail section can be left as the basis for the next prepreg angle composite during specific work, which is practical; the rolling needle The setting of the piercing mechanism 5 is convenient for rolling and needling the angle composite prepreg that has passed through, so as to pierce a number of holes for exhaust, and has good practicality; the setting of the hot rolling mechanism 6 is convenient for hot rolling the angle composite prepreg that has passed through so as to make the upper and lower prepregs thermally bonded tightly, and on the other hand, it is convenient to remove the air between the layers better so as to obtain better angle composite prepreg, and has good practicality; in addition, the setting of the collection chamber 8 and its cold source or cold source input port in this case is convenient for quickly removing the residual heat of the prepreg after hot rolling, shortening the heat dissipation time, and avoiding the situation where the curing is easily scrapped due to the lack of timely heat dissipation.

[0023] like Figure 2 , Figure 3 As shown, in a specific implementation, the angle cutting mechanism 2 includes a first movable seat 21 connected to the body 1 via a vertical axis rotation, the first driving mechanism 20 is used to drive the first movable seat 21 to rotate so as to adjust the angle position, and the first movable seat 21 is connected to a first cutting knife 24 capable of moving up and down and horizontally back and forth through a first moving component 23 for cutting the passing prepreg.

[0024] like Figure 2 , Figure 3 As shown, in a specific implementation, the first moving component 23 includes a first cylinder 231 arranged on the first movable seat 21, a second movable seat 232 driven by the first cylinder 231 to move up and down, a first motor 233 arranged on the second movable seat 232, and a first belt 234 driven by the first motor 233 to drive the first cutting knife 24 to move back and forth horizontally, which is easy to implement.

[0025] like Figure 2 , Figure 3 As shown, in a specific implementation, a first guide limit groove 211 is horizontally provided at the lower end of the first movable seat 21, and the first driving mechanism 20 includes a first motor transmission assembly 201 arranged on the body 1, and a movable block 202 driven by the first motor transmission assembly 201 to move forward and backward, and the movable block 202 is provided with a head 2021 extending into the first guide limit groove 211 and capable of sliding and rotating relative to the first guide limit groove 211.

[0026] As described above, in this case, the first motor transmission assembly 201 drives the movable block 202 to move forward and backward, thereby driving the head 2021 to move forward and backward, thereby driving the first movable seat 21 movably connected to the head 2021 to rotate and adjust the angle position, which is easy to implement.

[0027] like Figure 4 As shown, in a specific implementation, the length cutting mechanism 4 includes a third movable seat 41 arranged on the body 1 and capable of adjusting the front and rear position along the prepreg conveying direction, and a fourth movable seat 42 arranged on the body 1 and located between the third movable seat 41 and the angle cutting mechanism 2. The third movable seat 41 is driven and connected by a second driver 43 to a movable blocking member 44 capable of moving up and down so as to avoid or block the passing prepreg, and the fourth movable seat 42 is driven and connected by a third moving component 45 to a second cutting knife 46 capable of moving horizontally for cutting the passing prepreg.

[0028] As described above, the third movable seat 41 of the length cutting mechanism 4 in this case can adjust the front and rear position settings, so that during specific implementation, the distance between the third movable seat 41 and the fourth movable seat 42 can be adjusted according to the actual required length of the angle composite prepreg, so that the second driver 43 can subsequently drive the movable blocking member 44 to limit the position, and then the third motion component 45 drives the second cutting knife 46 to cut out the angle composite prepreg of the required length, which has good practicality.

[0029] like Figure 4As shown, in a specific implementation, the third motion assembly 45 includes a third motor 451 disposed on the fourth movable seat 42, and a second belt 452 driven by the third motor 451 to drive the second cutting knife 46 to move back and forth horizontally, which is convenient to implement.

[0030] like Figure 1 As shown, the rolling and needling mechanism 5 includes a needle roller 51 arranged on the body 1, and a third driver 52 for driving the needle roller 51 to rotate so as to facilitate rolling and needling of the passing angle composite prepreg. It is easy to implement. During specific implementation, the third driver 52 drives the needle roller 51 to rotate in a direction that facilitates the output of the angle composite prepreg toward the direction of the hot rolling mechanism 6.

[0031] like Figure 1 As shown, in a specific implementation, the hot rolling mechanism 6 includes a round roller 61 arranged on the machine body 1 for rolling the rolled and needle-punched angle composite prepreg, a fourth driver 62 for driving the round roller 61 to rotate, and a heater 63 for heating the round roller 61, which is easy to implement.

[0032] As mentioned above, this case protects an angle composite device for prepreg, and all technical solutions that are the same or similar to this case should be shown to fall within the scope of protection of this case.

Claims

1. An angle composite device for prepreg, characterized in that The invention comprises an organic body (1), wherein the organic body (1) is provided with an angle cutting mechanism (2) capable of adjusting the angle position for angle cutting of passing prepreg so as to obtain angle prepregs piece by piece, a first driving mechanism (20) for driving the angle cutting mechanism (2) to adjust the angle position, an angle compounding station (3) for manually or mechanically compounding the angle prepregs piece by piece so as to obtain angle compound prepregs, a length cutting mechanism (4) for cutting the angle compound prepregs to length as required, a rolling and needle punching mechanism (5) for rolling and needle punching the passing angle compound prepregs to facilitate exhaust, and a hot rolling mechanism (6) for hot rolling the rolled and needle punched angle compound prepregs. The organic body (1) is also provided with a conveyor belt (7) for assisting in conveying the prepregs during processing. The end of the organic body (1) is provided with a collecting chamber (8) for collecting the hot rolled prepregs, and the collecting chamber (8) is provided with a cold source or a cold source input port.

2. An angle composite device for prepreg according to claim 1, characterized in that The angle cutting mechanism (2) comprises a first movable seat (21) connected to the machine body (1) via a vertical axis, the first driving mechanism (20) being used to drive the first movable seat (21) to rotate so as to adjust the angle position, and the first movable seat (21) is connected to a first cutting knife (24) capable of moving up and down and horizontally back and forth for cutting the prepreg passing through via a first moving assembly (23).

3. An angle composite device for prepreg according to claim 2, characterized in that The first moving assembly (23) comprises a first cylinder (231) arranged on the first movable seat (21), a second movable seat (232) driven by the first cylinder (231) to move up and down, a first motor (233) arranged on the second movable seat (232), and a first belt (234) driven by the first motor (233) to drive the first cutting knife (24) to move back and forth horizontally.

4. The angle composite device for prepreg according to claim 2, characterized in that A first guide limit slot (211) is horizontally provided at the lower end of the first movable seat (21); the first driving mechanism (20) comprises a first motor transmission assembly (201) arranged on the body (1); and a movable block (202) driven by the first motor transmission assembly (201) to move forward and backward; and the movable block (202) is provided with a head (2021) extending into the first guide limit slot (211) and capable of sliding and rotating relative to the first guide limit slot (211).

5. The angle composite device for prepreg according to claim 1, characterized in that The length cutting mechanism (4) comprises a third movable seat (41) arranged on the machine body (1) and capable of adjusting the front and rear position along the prepreg conveying direction, and a fourth movable seat (42) arranged on the machine body (1) and located between the third movable seat (41) and the angle cutting mechanism (2); the third movable seat (41) is connected to a movable blocking member (44) driven by a second driver (43) and capable of moving up and down so as to avoid or block the passing prepreg; the fourth movable seat (42) is connected to a second cutting knife (46) driven by a third moving assembly (45) and capable of moving horizontally for cutting the passing prepreg.

6. An angle composite device for prepreg according to claim 5, characterized in that The third motion assembly (45) comprises a third motor (451) disposed on the fourth movable seat (42) and a second belt (452) driven by the third motor (451) to move the second cutting knife (46) back and forth horizontally.

7. An angle composite device for prepreg according to claim 1, characterized in that The rolling and needling mechanism (5) comprises a needle roller (51) arranged on the machine body (1) and a third driver (52) for driving the needle roller (51) to rotate so as to perform rolling and needling on the angle composite prepreg passing therethrough.

8. An angle composite device for prepreg according to any one of claims 1 to 7, characterized in that The hot rolling mechanism (6) comprises a round roller (61) arranged on the machine body (1) for rolling the angle composite prepreg that has been rolled and needled, a fourth driver (62) for driving the round roller (61) to rotate, and a heater (63) for heating the round roller (61).