Carbon fiber tube coiling machine

Abstract

The utility model discloses a carbon fiber tube coiling machine, and relates to the technical field of tube coiling machines, the carbon fiber tube coiling machine comprises a tube coiling assembly capable of coiling a carbon fiber tube, and a servo lifting assembly for preventing the carbon fiber tube from falling off is installed above the tube coiling assembly in a matched mode. A servo pressing assembly for ensuring that the servo lifting assembly presses the carbon fiber tube in a balanced manner is mounted above the servo lifting assembly in a matched manner; the pipe reeling assembly, the servo lifting assembly and the servo pressing assembly are all electrically connected with the control cabinet. According to the utility model, the pressing shaft is in contact with the upper surface of the die shaft to apply pre-pressure to the die shaft, and the pressing shaft ascends by the thickness of one carbon fiber belt when the carbon fiber belt is wound by one circle, so that the compactness of the carbon fiber pipe during winding is ensured, and the qualification rate of the carbon fiber pipe is ensured; the pressing shaft is attached to the upper portion of the pressing shaft, pressing force is provided for the pressing shaft, it is guaranteed that all the positions of the pressing shaft are evenly stressed, and it can be guaranteed that all the points of the carbon fiber tube are consistent in thickness, uniform in diameter and smaller than 0.1 mm in deviation.

Description

Technical Field

[0001] The utility model specifically relates to the technical field of tube winding machines, in particular to a carbon fiber tube winding machine. Background Art

[0002] Carbon fiber tube is also called carbon fiber tube, also called carbon tube, carbon fiber tube, is made of carbon fiber composite material pre-impregnated with styrene-based polyester resin and then heated, cured, pulled and extruded (wrapped). In the production process, various profiles can be produced through different molds.

[0003] Some carbon fiber materials are rolled into tubes and used in electronic products such as electronic pens and antennas. This elastic fiber tube has high precision requirements. When processing the carbon fiber tubes used in electronic pens and antennas, the inner wall of the tube is required to be 2.83mm, the outer wall is required to be 5.2mm, and the length is 500mm. In addition, the thickness of each point of the carbon fiber tube must be guaranteed, so that the diameter is uniform and the deviation is less than 0.1mm.

[0004] Chinese patent announcement No. CN 216267720 U discloses a carbon fiber tube winding machine, which includes a base and a bracket arranged on the base, a first roller device and a second roller device are arranged on the base, there is a gap between the first roller device and the second roller device, a rotary pressing and rolling device is arranged above the gap between the first roller device and the second roller device, the rotary pressing and rolling device includes a pressing and rolling part with a fan-shaped cross-section, the lower surface of the pressing and rolling part is set as an arc surface, the pressing and rolling part is connected to the pressing and rolling shaft, and the pressing and rolling shaft is rotatably connected to the bearing seat of the bracket through its two ends.

[0005] The carbon fiber tube winding machine in the above patent places the carbon fiber tube to be rolled on the first roller and the second roller when rolling the tube; the surfaces of the pressing part, the first roller and the second roller are tangent to each other, so as to form a three-contact surface rolling;

[0006] However, during the tube winding process of the tube winding machine, since the distance between the first roller and the second roller is relatively large, and there is a spring and a support rod in the middle, when the pressing and rolling part is rolling the carbon fiber tube, the compressed carbon fiber tube will press down the spring, making it impossible for the pressing and rolling part to press the carbon fiber tube tighter and ensure the uniform diameter of the carbon fiber tube. Utility Model Content

[0007] The purpose of the utility model is to provide a carbon fiber tube winding machine, in which the pressing shaft in the servo lifting assembly can provide a small pre-compression force when winding the tube, and the height is continuously followed by the number of rotations. The pressing shaft rises to a corresponding thickness of the carbon fiber belt, thereby completing uniform tube winding and coating. With the cooperation of the clamping shaft, the pressing shaft can exert a balanced force on the carbon fiber tube, ensuring the uniformity of the diameter of the carbon fiber tube, so as to solve the technical problems raised in the above-mentioned background technology.

[0008] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0009] A carbon fiber tube winding machine comprises a tube winding assembly capable of winding carbon fiber tubes, a servo lifting assembly for preventing the carbon fiber tubes from falling out is installed above the tube winding assembly, and a servo clamping assembly for ensuring that the servo lifting assembly maintains a balanced pressure on the carbon fiber tube is installed above the servo lifting assembly; the tube winding assembly, the servo lifting assembly and the servo clamping assembly are all electrically connected to a control cabinet.

[0010] As a further technical solution of the utility model, the reel assembly includes a U-shaped fixing frame fixed on the frame body, and two reel shafts are connected to the U-shaped fixing frame through bearings; one end of the two reel shafts are cooperated with two gears that mesh with each other, and one of the reel shafts is also cooperated with a pulley; two pulleys are provided, and the other pulley is cooperated with and installed on the output shaft of the reel motor; the two pulleys are connected by belt transmission.

[0011] As a further technical solution of the utility model, the servo lifting assembly includes a fixed frame fixed on the frame body, the inner sides of both ends of the fixed frame are installed with slide rails, and each slide rail is slidably connected with a slide seat; a seat bearing is fixed on the inner side of the slide seat, and a pressure shaft is installed between the two seat bearings;

[0012] The upper end of each seat bearing is fixedly connected to the cylinder rod of the first electric push cylinder; the first electric push cylinder is fixedly connected to the fixing frame.

[0013] As a further technical solution of the utility model, the servo clamping assembly includes a hanger, which is arranged in a C shape and has two clamping shafts movably connected at the bottom of the hanger; the upper end of the clamping shaft is fixed to the cylinder rod of the second electric push cylinder.

[0014] As a further technical solution of the utility model, the second electric push cylinder is fixed in the middle position of the fixed frame; guide rods are also provided on both sides of the second electric push cylinder; the lower end of the guide rod is fixed to the hanger, and the upper end is slidably connected to the fixed frame.

[0015] As a further technical solution of the utility model, a protective cover is also provided on the outside of the tube rolling assembly, the servo lifting assembly and the servo clamping assembly; the protective cover is fixed on the frame body, and open grooves are also provided on both sides of the frame body to facilitate the insertion or removal of the carbon fiber tube.

[0016] Compared with the prior art, the beneficial effects of the utility model are:

[0017] 1. In the utility model, the pressing shaft contacts the upper surface of the die shaft, giving the die shaft a pre-pressure. Each time the carbon fiber tape is rolled one circle, the pressing shaft rises by the thickness of the carbon fiber tape, thereby ensuring the compactness of the carbon fiber tube when it is rolled, thereby ensuring the qualified rate of the carbon fiber tube;

[0018] 2. In the utility model, the pressing shaft is fitted on the top of the pressing shaft, providing a pressing force to the pressing shaft, ensuring that the pressure is evenly applied to all parts of the pressing shaft, and can ensure that the thickness and diameter of each point of the carbon fiber tube are consistent, with a deviation of less than 0.1mm;

[0019] 3. In the utility model, the tube winding motor drives a tube winding shaft to rotate through the cooperation of a pulley and a belt, and under the cooperation of two gears, the two tube winding shafts rotate in opposite directions, thereby realizing the tube winding of carbon fiber. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0021] Figure 2 This utility model Figure 1 Schematic diagram of the internal structure.

[0022] Figure 3 This utility model Figure 2 main view.

[0023] Figure 4 This utility model Figure 1 Schematic diagram from another perspective.

[0024] Figure 5 This utility model Figure 2 Schematic diagram of the split structure.

[0025] Figure 6 It is a schematic diagram of the structure of the servo clamping assembly of the utility model.

[0026] Figure 7 It is a schematic diagram of the structure of the servo lifting component of the utility model.

[0027] Figure 8 It is a schematic diagram of the structure of the coiled tube assembly of the utility model.

[0028] Fig. 9 It is a cross-sectional schematic diagram of the utility model in the coiled tube state.

[0029] In the figure: 1-frame, 2-pipe reel assembly, 3-servo lifting assembly, 4-servo clamping assembly, 5-control cabinet, 6-protective cover;

[0030] 21-U-shaped fixing frame, 22-pipe reel shaft, 23-gear, 24-pulley, 25-pipe reel motor;

[0031] 31-fixed frame, 32-slide rail, 33-slide seat, 34-seat bearing, 35-pressing shaft, 36-first electric push cylinder;

[0032] 41-hanging bracket, 42-pressing shaft, 43-guide rod, 44-second electric push cylinder. DETAILED DESCRIPTION

[0033] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0034] See also Figure 1-9 In an embodiment of the utility model, a carbon fiber tube winding machine includes a tube winding assembly 2 capable of winding carbon fiber tubes, a servo lifting assembly 3 is installed above the tube winding assembly 2 to prevent the carbon fiber tube from falling out, and a servo clamping assembly 4 is installed above the servo lifting assembly 3 to ensure that the servo lifting assembly 3 maintains a balanced pressure on the carbon fiber tube; the tube winding assembly 2, the servo lifting assembly 3 and the servo clamping assembly 4 are all electrically connected to the control cabinet 5.

[0035] By adopting the above technical solution, when rolling the tube, the carbon fiber tube is placed on the tube rolling assembly 2, and then the servo lifting assembly 3 presses the carbon fiber tube to give the carbon fiber tube a pre-pressure, and then the servo clamping assembly 4 presses on the servo lifting assembly 3 to ensure that the servo lifting assembly 3 exerts balanced pressure on the carbon fiber tube.

[0036] In this embodiment, the reel assembly 2 includes a U-shaped fixing frame 21 fixed on the frame body 1, and two reel shafts 22 are connected to the U-shaped fixing frame 21 through bearings; one end of the two reel shafts 22 is cooperated with and installed with two gears 23 that mesh with each other, and one of the reel shafts 22 is also cooperated with and installed with a pulley 24; there are two pulleys 24, and the other pulley 24 is cooperated with and installed on the output shaft of the reel motor 25; the two pulleys 24 are connected by belt transmission.

[0037] By adopting the above technical solution, when rolling the tube, firstly, one end of the carbon fiber tape is manually bonded to the mold shaft, and then placed on two tube-winding shafts 22. Subsequently, the tube-winding motor 25 drives one tube-winding shaft 22 to rotate through the cooperation of the pulley 24 and the belt. With the cooperation of the two gears 23, the two tube-winding shafts 22 rotate in opposite directions, thereby realizing the tube-winding of the carbon fiber.

[0038] In this embodiment, the servo lifting assembly 3 includes a fixed frame 31 fixed on the frame body 1, and the inner sides of both ends of the fixed frame 31 are installed with slide rails 32, and each slide rail 32 is slidably connected with a slide seat 33; a bearing 34 with a seat is fixed on the inner side of the slide seat 33, and a pressure shaft 35 is installed between the two bearings with a seat 34;

[0039] The upper end of each seat bearing 34 is fixedly connected to the cylinder rod of the first electric push cylinder 36 ; the first electric push cylinder 36 is fixedly connected to the fixing frame 31 .

[0040] By adopting the above technical solution, at the beginning stage of tube rolling, the cylinder rods of the two first electric push cylinders 36 are extended, and the seat bearing 34 slides downward along the slide rail 32 through the slide seat 33 until the pressing shaft 35 contacts the upper surface of the mold shaft, giving the mold shaft a pre-pressure. For each circle of the carbon fiber tape, the pressing shaft 35 rises by the thickness of the carbon fiber tape, thereby ensuring the compactness of the carbon fiber tube when rolling, thereby ensuring the qualified rate of the carbon fiber tube.

[0041] In this embodiment, the servo clamping assembly 4 includes a hanger 41 which is arranged in a C shape and has two clamping shafts 42 movably connected to the bottom of the hanger 41 ; the upper end of the clamping shaft 42 is fixed to the cylinder rod of the second electric push cylinder 44 .

[0042] Specifically, the second electric push cylinder 44 is fixed at the middle position of the fixing frame 31 ; guide rods 43 are also provided on both sides of the second electric push cylinder 44 ; the lower end of the guide rod 43 is fixed to the hanger 41 , and the upper end is slidably connected to the fixing frame 31 .

[0043] By adopting the above technical solution, when the tube is rolled, the cylinder rod of the second electric push cylinder 44 is extended, and the hanger 41 moves downward with the two clamping shafts 42 under the guidance of the guide rod 43 until it is in contact with the top of the clamping shaft 35, thereby providing a clamping force to the clamping shaft 35 to ensure that the force is evenly applied to all parts of the clamping shaft 35, and can ensure that the thickness and diameter of each point of the carbon fiber tube are consistent, with a deviation of less than 0.1mm.

[0044] In this embodiment, a protective cover 6 is also provided on the outside of the tube winding assembly 2, the servo lifting assembly 3 and the servo clamping assembly 4; the protective cover 6 is fixed on the frame body 1, and both sides of the frame body 1 are also provided with opening grooves for facilitating the insertion or removal of the carbon fiber tube.

[0045] The working principle of the utility model is as follows: before rolling up the tube, firstly, one end of the carbon fiber tape is manually bonded to the mold shaft, and then it is placed on two tube-rolling shafts 22, and then the tube-rolling motor 25 drives one tube-rolling shaft 22 to rotate through the cooperation of the pulley 24 and the belt, and under the cooperation of the two gears 23, the two tube-rolling shafts 22 rotate in opposite directions, thereby realizing the tube-rolling of the carbon fiber; at the beginning stage of tube-rolling, the cylinder rods of the two first electric push cylinders 36 extend out, and the seat bearing 34 slides downward along the slide rail 32 through the slide seat 33 until the pressing shaft 35 contacts the upper surface of the mold shaft. When the carbon fiber tape is rolled one circle, the pressing shaft 35 rises by the thickness of the carbon fiber tape, thereby ensuring the compactness of the carbon fiber tube when it is rolled, thereby ensuring the qualified rate of the carbon fiber tube. When the tube is rolled, the cylinder rod of the second electric push cylinder 44 extends, and the hanger 41 moves down with the two clamping shafts 42 under the guidance of the guide rod 43 until it is fitted on the top of the pressing shaft 35, thereby providing a clamping force to the pressing shaft 35, ensuring that the pressing shaft 35 is evenly stressed at all points, and can ensure that the thickness and diameter of each point of the carbon fiber tube are consistent, with a deviation less than 0.1mm.

[0046] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0047] 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 carbon fiber tube winding machine, Features: The invention comprises a tube winding assembly (2) capable of winding a carbon fiber tube, a servo lifting assembly (3) for preventing the carbon fiber tube from falling out is installed above the tube winding assembly (2), and a servo pressing assembly (4) for ensuring that the servo lifting assembly (3) maintains a balanced pressure on the carbon fiber tube is installed above the servo lifting assembly (3); the tube winding assembly (2), the servo lifting assembly (3) and the servo pressing assembly (4) are all electrically connected to a control cabinet (5).

2. The carbon fiber tube winding machine according to claim 1, Features: The tube reel assembly (2) comprises a U-shaped fixing frame (21) fixed on the frame body (1), and two tube reel shafts (22) are connected to the U-shaped fixing frame (21) via bearings; two gears (23) meshing with each other are mounted on one end of the two tube reel shafts (22), and a pulley (24) is mounted on one of the tube reel shafts (22); two pulleys (24) are provided, and the other pulley (24) is mounted on the output shaft of the tube reel motor (25); the two pulleys (24) are connected via a belt transmission.

3. The carbon fiber tube winding machine according to claim 1, Features: The servo lifting assembly (3) comprises a fixed frame (31) fixed on the frame body (1), and the inner sides of both ends of the fixed frame (31) are both installed with slide rails (32), and each slide rail (32) is slidably connected with a slide seat (33); a seat bearing (34) is fixed on the inner side of the slide seat (33), and a pressure shaft (35) is installed between the two seat bearings (34); The upper end of each seat bearing (34) is fixedly connected to the cylinder rod of the first electric push cylinder (36); the first electric push cylinder (36) is fixedly connected to the fixing frame (31).

4. The carbon fiber tube winding machine according to claim 1, Features: The servo clamping assembly (4) includes a hanger (41) which is arranged in a C shape and has two clamping shafts (42) movably connected at the bottom of the hanger (41); the upper end of the clamping shaft (42) is fixed to the cylinder rod of the second electric push cylinder (44).

5. The carbon fiber tube winding machine according to claim 4, Features: The second electric push cylinder (44) is fixed at the middle position of the fixed frame (31); guide rods (43) are also provided on both sides of the second electric push cylinder (44); the lower end of the guide rod (43) is fixed to the hanger (41), and the upper end is slidably connected to the fixed frame (31).

6. The carbon fiber tube winding machine according to claim 4, Features: The outer parts of the tube winding assembly (2), the servo lifting assembly (3) and the servo clamping assembly (4) are also provided with protective covers (6); the protective covers (6) are fixed on the frame body (1), and both sides of the frame body (1) are also provided with opening grooves for facilitating the insertion or removal of the carbon fiber tube.

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