Fiber placement equipment

Abstract

The utility model discloses fiber placement equipment which is characterized in that unwinding devices are arranged on one side or two sides of a main machine frame, redundant supporting rollers are arranged at the rear ends of the unwinding devices, and the fiber placement equipment improves the defects that in the prior art, in the actual use process, composite materials still have high strength in the direction of silk threads of the composite materials; however, the strength is much lower in the direction perpendicular to the silk yarn direction, the adjacent part is bonded through glue in the direction perpendicular to the silk yarn direction, the strength can be improved to a certain extent, and compared with the scheme that glue is sprayed on the whole layer, the use amount of the glue is smaller, and the amount of dropped and scraped waste glue is small; the tensile strength in the silk thread direction is equivalent to that in the prior art, the tensile strength in the direction perpendicular to the silk thread direction is 10-20% larger than that in the prior art, the bearing capacity of the technology can be improved to a certain degree, and the production value is large.

Description

Technical Field

[0001] The utility model relates to the field of synthetic fiber processing equipment, in particular to a fiber laying equipment. Background Art

[0002] Fiber composite materials are widely used in industries such as aircraft, aerospace, wind power and transportation. The current processing methods of fiber reinforced composite materials are mainly hand lay-up, vacuum bag, molding and automatic fiber placement. Automatic fiber placement technology is a key technology to be developed in the future aircraft, aerospace, wind power and transportation fields.

[0003] At present, China Patent No.: CN201810521418.5 discloses an automatic fiber laying equipment for fiber composite material laying, two servo motors A drive the output two gears to rotate along the X-axis long rack, thereby driving the transverse beam to slide along the longitudinal beam; servo motor B drives the slide to slide along the transverse beam; servo motor C drives the Z-axis screw to rotate, thereby driving the ram to slide up and down along the slide; the C-axis rotary mechanism fixed on the fixed body drives the C-axis rotary body to rotate along the central axis C axis of the C-axis rotary body; the A-axis rotary mechanism drives the swing body to rotate along the axis line A axis of the two coaxial axes; the C1-axis rotary mechanism fixed on the swing body drives the creel to rotate along the central axis C1 axis of the creel; the fiber laying head and the fiber laying head pressure roller are fixed at the lower end of the creel; the control system controls the actions of the C-axis, C1-axis, A-axis rotary mechanism and the brake device; the servo motor D drives the workpiece to rotate along the workpiece rotary main axis. The present invention has high laying accuracy, fast speed, high laying operation efficiency and stable laying quality. However, in actual use, the prior art still has the problem that the composite material has great strength in the direction of the thread, but the strength in the direction perpendicular to the thread is much lower. Utility Model Content

[0004] Therefore, in view of the above problems, the utility model proposes a fiber laying device, which solves the technical problem that in the actual use of the prior art, the composite material still has great strength in the direction of its thread, but the strength in the direction perpendicular to the thread direction is much lower.

[0005] To achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a fiber laying equipment, whose structure includes a main frame, a reeling device, a redundant support roller, a tension detection roller, a gluing device, and a laying roller, the unwinding device is arranged on one side or both sides of the main frame, the rear end of the reeling device is arranged with a redundant support roller, the rear end of the redundant support roller is arranged with a tension detection roller, the rear end of the tension detection roller is arranged with a gluing device, and the rear end of the gluing device is arranged with a laying roller.

[0006] Furthermore, a plurality of the redundant support rollers form a group of redundant support frames, and the support on one side of the redundant support frame is a movable support structure.

[0007] Furthermore, the tension detection roller is a structure in which a support roller is connected to a torque servo motor, and the other end of the support roller is connected to a coaxial rotating bracket with the same arm length.

[0008] Furthermore, the gluing device includes a limiting roller, a cleaning felt roller, a lower positioning roller, a gluing head, and an annular scraper. The rear end of the limiting roller is provided with two upper and lower cleaning felt rollers, the rear end of the cleaning felt roller is provided with a lower positioning roller, the rear end of the lower positioning roller is provided with a gluing head, and the rear end of the gluing head is provided with an annular scraper.

[0009] Furthermore, the annular scraper is made of plastic or metal.

[0010] Furthermore, the annular scraper includes an annular fixing seat body, a detachable annular scraper, a through port, and a through port groove. The annular fixing seat body and the detachable annular scraper are connected to the annular fixing seat body. A conical through port is set in the middle of the detachable annular scraper, and a through port groove for limiting the position of the glue is set at the bottom of the through port.

[0011] Furthermore, the annular fixing seat body is made of stainless steel, and the annular fixing seat body is fixedly connected to the detachable annular scraper through a buckle.

[0012] By adopting the above-mentioned technical scheme, the beneficial effects of the utility model are as follows: the fiber laying equipment improves the existing technology in which, during actual use, there is still a situation in which the composite material has great strength in the direction of its silk thread, but the strength is much lower in the direction perpendicular to the silk thread direction. By bonding the adjacent parts with glue in the direction perpendicular to the silk thread direction, its strength can be increased to a certain extent. Compared with the scheme of spraying glue on the entire layer, the amount of glue used is less, and the amount of waste glue dripping and scraping away is less. The tensile resistance in the direction of the silk thread is equivalent to that of the existing technology, and the tensile resistance in the direction perpendicular to the silk thread direction is 10-20% greater than that of the existing scheme, which can improve the load-bearing capacity of the technology to a certain extent and has greater production value. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of the utility model;

[0014] Figure 2 It is a structural schematic diagram of the glue coating device of the utility model.

[0015] Figure 3 It is a structural schematic diagram of the annular scraper of the utility model.

[0016] Figure 4 It is a schematic diagram of the working state structure of the utility model.

[0017] Figure 5 It is a schematic diagram of the working state structure of the glue coating device of the utility model.

[0018] In the figure: 1. main frame; 2. unwinding device; 3. redundant support roller; 4. tension detection roller; 5. gluing device; 6. laying roller; 11. limiting roller; 12. cleaning felt roller; 13. lower positioning roller; 14. gluing head; 15. annular scraper; 151. annular fixed seat body; 152. detachable annular scraper; 153. through port; 154. through port groove. DETAILED DESCRIPTION

[0019] The utility model is now further described in conjunction with the accompanying drawings and specific implementation methods.

[0020] refer to Figure 1-Figure 5 The present embodiment provides a fiber laying device, which includes a main frame 1, a reeling device 2, a redundant support roller 3, a tension detection roller 4, a gluing device 5, and a laying roller 6. The reeling device 2 is arranged on one side or both sides of the main frame 1, the redundant support roller 3 is arranged at the rear end of the reeling device 2, the tension detection roller 4 is arranged at the rear end of the redundant support roller 3, the tension detection roller 4 is arranged at the rear end of the tension detection roller 4, and the gluing device 5 is arranged at the rear end of the gluing device 5. The laying roller 6 is arranged at the rear end of the gluing device 5.

[0021] A plurality of the redundant support rollers 3 form a group of redundant support frames, and the support on one side of the redundant support frame is a movable support structure.

[0022] The tension detection roller 4 is a structure in which a support roller is connected to a torque servo motor, and the other end of the support roller is connected to a coaxial rotating bracket with the same arm length.

[0023] The gluing device 5 includes a limiting roller 11, a cleaning felt roller 12, a lower positioning roller 13, a gluing head 14, and an annular scraper 15. The rear end of the limiting roller 11 is provided with two upper and lower cleaning felt rollers 12, the rear end of the cleaning felt roller 12 is provided with a lower positioning roller 13, the rear end of the lower positioning roller 13 is provided with a gluing head 14, and the rear end of the gluing head 14 is provided with an annular scraper 15.

[0024] The annular scraper 15 is made of plastic or metal.

[0025] The annular scraper 15 includes an annular fixed seat body 151, a detachable annular scraper 152, a through port 153, and a through port groove 154. The annular fixed seat body 151 and the detachable annular scraper 152 are connected to the annular fixed seat body 151. A conical through port 153 is set in the middle of the detachable annular scraper 152, and a through port groove 154 for limiting the glue position is set at the bottom of the through port 153.

[0026] The annular fixing seat body 151 is made of stainless steel, and the annular fixing seat body 151 is fixedly connected to the detachable annular scraper 152 via a buckle.

[0027] This fiber laying equipment improves the existing technology. In actual use, there is still a situation that the composite material has great strength in the direction of its silk thread, but the strength in the direction perpendicular to the silk thread is much lower. By bonding it with the adjacent parts in the direction perpendicular to the silk thread, its strength can be increased to a certain extent. Compared with the solution of spraying glue on the entire layer, the amount of glue used is less, and the amount of waste glue dripping and scraping away is less. The tensile resistance in the direction of the silk thread is equivalent to that of the existing technology, and the tensile resistance in the direction perpendicular to the silk thread is 10-20% greater than that of the existing solution. The load-bearing capacity of the technology can be improved to a certain extent, and it has great production value.

[0028] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0029] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A fiber placement device, characterized in that: Its structure includes a main frame, an unwinding device, a redundant support roller, a tension detection roller, a gluing device, and a laying roller. The unwinding device is arranged on one side or both sides of the main frame, a redundant support roller is arranged at the rear end of the unwinding device, a tension detection roller is arranged at the rear end of the redundant support roller, a gluing device is arranged at the rear end of the tension detection roller, and a laying roller is arranged at the rear end of the gluing device.

2. A fiber placement device according to claim 1, characterized in that: A plurality of the redundant support rollers form a group of redundant support frames, and the support on one side of the redundant support frame is not a movable support structure.

3. The fiber placement device according to claim 1, characterized in that: The tension detection roller is a structure in which a support roller is connected to a torque servo motor, and the other end of the support roller is connected to a coaxial rotating bracket with the same arm length.

4. The fiber placement device according to claim 1, characterized in that: The gluing device includes a limiting roller, a cleaning felt roller, a lower positioning roller, a gluing head, and an annular scraper. The rear end of the limiting roller is provided with two upper and lower cleaning felt rollers, the rear end of the cleaning felt roller is provided with a lower positioning roller, the rear end of the lower positioning roller is provided with a gluing head, and the rear end of the gluing head is provided with an annular scraper.

5. A fiber placement device according to claim 4, characterized in that: The annular scraper is made of plastic or metal.

6. The fiber placement device according to claim 4, characterized in that: The annular scraper includes an annular fixing seat body, a detachable annular scraper, a through port, and a through port groove. The annular fixing seat body and the detachable annular scraper are connected to the annular fixing seat body. A conical through port is set in the middle of the detachable annular scraper, and a through port groove for limiting the position of glue is set at the bottom of the through port.

7. A fiber placement device according to claim 6, characterized in that: The main body of the annular fixing seat is made of stainless steel, and is fixedly connected to the detachable annular scraper through a buckle.

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