Carbon fiber prepreg cloth cutting device

Abstract

The utility model discloses a carbon fiber prepreg cloth cutting device which comprises a cutting bed, a movable cutting head is installed on the cutting bed, an air cylinder is arranged on the surface of the cutting bed, and the output end of the air cylinder penetrates to the top of the cutting bed and is fixedly provided with a frame plate through a flange. Two sleeve blocks are fixedly installed on the surface of the cutting bed through bolts, and two sliding grooves are formed in the inner walls of the sleeve blocks. The air cylinder drives the frame plate to press down and fix one side of cloth, then the electromagnet is powered, at the moment, magnetic attraction force of the electromagnet to the permanent magnet drives the sliding rod to move downwards, the sliding rod drives the rotating rod to move downwards through the vertical rod, and then the rotating rod drives the roller body to press down and attach to the front side of the cloth. And then the rotating rod is rotated to drive the cloth to be leveled through the roller body, so that the purposes that the tiled cloth is leveled, cloth wrinkles are avoided, and the yield of cloth cutting is improved are achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of carbon fiber prepreg cloth cutting, in particular to a carbon fiber prepreg cloth cutting device. Background Art

[0002] Carbon fiber prepreg cloth is a composite material made of carbon fiber yarn, epoxy resin, release paper and other materials through high pressure and high temperature technology to compound epoxy resin on carbon fiber. It is processed through coating, hot pressing, cooling, laminating, winding and other processes. It is called carbon fiber prepreg, also known as carbon fiber prepreg cloth. It is called prepreg cloth because it is only the initial impregnation of resin and carbon fiber, and the final impregnation is when the product is formed. When using carbon fiber prepreg cloth, the whole piece of cloth needs to be cut according to the use size, and a cutting device is needed at this time.

[0003] When the carbon fiber prepreg cloth is cut, the whole piece of cloth needs to be laid flat on the table of the cutting device, and then it is cut by moving the cutting knife. The whole piece of cloth can be cut into small pieces of cloth of different shapes and sizes according to actual needs, which has good applicability and cutting efficiency. However, some cutting devices lack a flattening device on the top, which makes the carbon fiber prepreg cloth sometimes wrinkled when it is laid flat, affecting the yield rate of cutting small pieces of cloth. Therefore, a carbon fiber prepreg cloth cutting device is needed, which can flatten the laid cloth to avoid the appearance of cloth wrinkles, thereby improving the yield rate of cloth cutting. Utility Model Content

[0004] The purpose of the utility model is to provide a carbon fiber prepreg cloth cutting device, which presses down and fixes the back side of the cloth, and then pulls the front side of the cloth to flatten the laid cloth, avoid the appearance of cloth wrinkles, and thus improve the yield rate of cloth cutting, so as to solve the technical problems raised by the above-mentioned background technology.

[0005] The utility model solves the above-mentioned technical problem with the following technical solution: a carbon fiber prepreg cloth cutting device, comprising a cutting bed: a movable cutting head is installed on the cutting bed, a cylinder is arranged on the surface of the cutting bed, the output end of the cylinder passes through the top of the cutting bed and is fixedly installed with a frame plate through a flange, two sleeve blocks are fixedly installed on the surface of the cutting bed through bolts, the inner wall of the sleeve block is provided with two slide grooves, the inner walls of the two slide grooves are slidably connected with a slide rod, the top of the slide rod is fixedly connected with a vertical rod, and the vertical rod is fixedly connected with a vertical rod. The top end passes through the top of the cutting bed, and a spring is fixedly connected between the slide rod and the inner wall of the slide groove. The inner wall of the sleeve block and the bottom of the slide rod are respectively fixedly connected with an electromagnet and a permanent magnet. A round shell is fixedly installed on the right side of the vertical pole on the right side, and a rotating rod is rotatably connected between the two vertical poles. A roller body is fixedly connected to the surface of the rotating rod. The right end of the rotating rod passes through the vertical pole and the round shell on the right side in sequence and is fixedly connected to a rocker. A ratchet is fixedly connected to the surface of the rotating rod, and a clamping rod is rotatably connected to the inner wall of the round shell and is fixedly connected to a spring.

[0006] Preferably, two guide rods are fixedly mounted on the top of the cutting bed, the top ends of the guide rods extend through the top of the frame plate, and the surfaces of the guide rods are slidably connected to the frame plate.

[0007] Preferably, a sleeve is rotatably connected to the surface of the rocker, and the sleeve is a stainless steel tube.

[0008] Preferably, the hook end of the clamping rod is engaged with the ratchet, the spring sheet is an elastic limiting sheet, and the spring sheet and the clamping rod are in close contact with each other.

[0009] Preferably, a control box is fixedly mounted on the surface of the cutting bed, and the movable cutting head and the electromagnet are electrically connected to the control box via wires.

[0010] 1. The beneficial effect of the utility model is that the utility model drives the frame plate to press down and fix one side of the cloth through the cylinder, and then supplies power to the electromagnet. At this time, the magnetic attraction of the electromagnet to the permanent magnet drives the slide bar to move downward, so that the slide bar drives the rotating rod to move downward through the vertical rod, and then the rotating rod drives the roller body to press down and tightly against the front side of the cloth, and then the rotating rod is rotated to drive the cloth to be flattened through the roller body, so as to achieve the purpose of flattening the flattened cloth, avoiding the appearance of cloth wrinkles, and thus improving the yield rate of cloth cutting.

[0011] 2. The utility model limits the movement of the frame plate in the vertical direction by setting the guide rod, thereby avoiding the shaking of the frame plate during the movement.

[0012] 3. The utility model provides a sleeve to facilitate the user to apply force to the rocker when rotating it, thereby avoiding the occurrence of palm friction when the user directly holds the rocker and rotates it. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] in:

[0014] Figure 1 This is a schematic diagram of the structure of an embodiment of the utility model;

[0015] Figure 2 This is a three-dimensional schematic diagram of a cylinder and a frame plate of an embodiment of the utility model;

[0016] Figure 3 This is a three-dimensional schematic diagram of a slide groove and a slide rod in one embodiment of the utility model;

[0017] Figure 4 The figure is a three-dimensional schematic diagram of a clamping rod and a spring piece according to an embodiment of the utility model.

[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0019] 1. Cutting bed, 2. Mobile cutting head, 3. Cylinder, 4. Frame, 5. Guide rod, 6. Bushing, 7. Slide, 8. Slide, 9. Vertical rod, 10. Spring, 11. Electromagnet, 12. Permanent magnet, 13. Round shell, 14. Rotating rod, 15. Roller, 16. Rocker, 17. Sleeve, 18. Ratchet, 19. Clamp, 20. Shrapnel. DETAILED DESCRIPTION

[0020] Hereinafter, embodiments of the carbon fiber prepreg cloth cutting device of the present invention will be described with reference to the accompanying drawings.

[0021] Embodiment 1:

[0022] Figure 1-4The utility model shows a carbon fiber prepreg cloth cutting device of an embodiment of the utility model, which includes a cutting bed 1: a mobile cutting head 2 is installed on the cutting bed 1, and a cylinder 3 is fixedly installed on the surface of the mobile cutting head 2 by bolts, and the output end of the cylinder 3 passes through the top of the cutting bed 1 and is fixedly installed with a frame plate 4 by a flange, and two guide rods 5 are fixedly installed on the top of the cutting bed 1, and the top of the guide rod 5 passes through the top of the frame plate 4, and the surface of the guide rod 5 is slidably connected with the frame plate 4. Through the setting of the guide rod 5, the movement of the frame plate 4 in the vertical direction is limited to avoid the shaking of the frame plate 4 during the movement, and two sleeve blocks 6 are fixedly installed on the surface of the cutting bed 1 by bolts, and the inner wall of the sleeve block 6 is provided with two slide grooves 7, and the inner walls of the two slide grooves 7 are slidably connected with a slide rod 8 together, and the top of the slide rod 8 is fixedly connected with a vertical rod 9, and the top of the vertical rod 9 It penetrates to the top of the cutting bed 1, and a spring 10 is fixedly connected between the slide bar 8 and the inner wall of the slide groove 7. The inner wall of the sleeve block 6 and the bottom of the slide bar 8 are respectively fixedly connected with an electromagnet 11 and a permanent magnet 12. A round shell 13 is fixedly installed on the right side of the vertical rod 9 on the right side, and a rotating rod 14 is rotatably connected between the two vertical rods 9. A roller body 15 is fixedly connected to the surface of the rotating rod 14. The right end of the rotating rod 14 successively penetrates the vertical rod 9 and the round shell 13 on the right side and is fixedly connected to a rocker 16. The surface of the rocker 16 is rotatably connected with a sleeve 17, which is a stainless steel pipe. Through the setting of the sleeve 17, it is convenient for the user to apply force to the rocker 16 when rotating it, avoiding the friction of the palm of the user's hand when directly holding the rocker 16 and rotating it. The surface of the rotating rod 14 is fixedly connected with a ratchet 18, and the inner wall of the round shell 13 is rotatably connected with a clamping rod 19 and fixedly connected with a spring piece 20.

[0023] Embodiment 2:

[0024] Figure 1-4A carbon fiber prepreg cloth cutting device according to an embodiment of the utility model is shown, which comprises a cutting bed 1: a movable cutting head 2 is installed on the cutting bed 1, a cylinder 3 is arranged on the surface of the cutting bed 1, the output end of the cylinder 3 passes through the top of the cutting bed 1 and is fixedly installed with a frame plate 4 through a flange, two sleeve blocks 6 are fixedly installed on the surface of the cutting bed 1 through bolts, two slide grooves 7 are provided on the inner wall of the sleeve block 6, a slide rod 8 is slidably connected to the inner walls of the two slide grooves 7, a vertical rod 9 is fixedly connected to the top of the slide rod 8, the top of the vertical rod 9 passes through the top of the cutting bed 1, a spring 10 is fixedly connected between the slide rod 8 and the inner wall of the slide groove 7, and an electromagnet 1 is fixedly connected to the inner wall of the sleeve block 6 and the bottom of the slide rod 8 respectively. 1 and permanent magnet 12, a round shell 13 is fixedly installed on the right side of the vertical rod 9 on the right side, a rotating rod 14 is rotatably connected between the two vertical rods 9, a roller body 15 is fixedly connected to the surface of the rotating rod 14, the right end of the rotating rod 14 passes through the vertical rod 9 and the round shell 13 on the right side in sequence and is fixedly connected to a rocker 16, a ratchet 18 is fixedly connected to the surface of the rotating rod 14, a clamping rod 19 is rotatably connected to the inner wall of the round shell 13 and is fixedly connected to a spring piece 20, a hook end of the clamping rod 19 is engaged with the ratchet 18, the spring piece 20 is an elastic limiting piece, and the spring piece 20 is in contact with the clamping rod 19, a control box is fixedly installed on the surface of the cutting bed 1, and the movable cutting head 2 and the electromagnet 11 are electrically connected to the control box through wires.

[0025] Working principle: When the utility model is used, the user spreads the cloth on the top of the cutting bed 1, then turns on the cylinder 3 to drive the frame plate 4 to press down and fix the back side of the cloth, and then supplies power to the electromagnet 11. At this time, the magnetic attraction of the electromagnet 11 to the permanent magnet 12 drives the slide bar 8 to move downward. At this time, the slide bar 8 drives the spring 10 to deform, so that the slide bar 8 drives the rotating rod 14 to move downward through the vertical rod 9, and then the rotating rod 14 drives the roller body 15 to press down and tightly against the front side of the cloth, and then the rocker 16 is held and rotated to drive the rotating rod 14 to drive the cloth to move slightly forward and flatten through the roller body 15. This process During the process, the ratchet 18, the clamping rod 19 and the spring piece 20 are used in coordination to limit the rotation of the rotating rod 14, so as to avoid the backward movement of the cloth during cutting, thereby ensuring the stability of the state of the cloth after being flattened. Then, the mobile cutting head 2 is turned on to cut the cloth. After the cutting is completed, the cylinder 3 is closed and the electromagnet 11 is powered off. At this time, the rebound force of the spring 10 drives the vertical rod 9 and the rotating rod 14 to move upward through the sliding rod 8, so that the waste cloth can be taken out, thereby achieving the flattening of the flattened cloth, avoiding the appearance of cloth wrinkles, and thus improving the yield rate of cloth cutting.

[0026] In summary, the carbon fiber prepreg cloth cutting device drives the frame plate 4 to press down and fix one side of the cloth through the cylinder 3, and then supplies power to the electromagnet 11. At this time, the magnetic attraction of the electromagnet 11 to the permanent magnet 12 drives the slide bar 8 to move downward, so that the slide bar 8 drives the rotating rod 14 to move downward through the vertical rod 9, and then the rotating rod 14 drives the roller body 15 to press down and tightly against the front side of the cloth, and then the rotating rod 14 is rotated to drive the cloth to be flattened through the roller body 15, so as to achieve the purpose of flattening the flattened cloth, avoiding the appearance of cloth wrinkles, and thus improving the yield rate of cloth cutting.

Claims

1. A carbon fiber prepreg cloth cutting device, characterized in that: The invention comprises a cutting bed (1): a movable cutting head (2) is installed on the cutting bed (1); a cylinder (3) is arranged on the surface of the cutting bed (1); the output end of the cylinder (3) penetrates the top of the cutting bed (1) and is fixedly installed with a frame plate (4) through a flange; two sleeves (6) are fixedly installed on the surface of the cutting bed (1) through bolts; two slide grooves (7) are provided on the inner wall of the sleeves (6); the inner walls of the two slide grooves (7) are slidably connected with a slide rod (8); the top of the slide rod (8) is fixedly connected with a vertical rod (9); the top of the vertical rod (9) penetrates the top of the cutting bed (1); the slide rod (8) and the inner wall of the slide groove (7) are fixedly connected. A spring (10) is fixedly connected to the sleeve (6); an electromagnet (11) and a permanent magnet (12) are fixedly connected to the inner wall of the sleeve block (6) and the bottom of the slide bar (8) respectively; a round shell (13) is fixedly installed on the right side of the vertical rod (9) located on the right side; a rotating rod (14) is rotatably connected between the two vertical rods (9); a roller body (15) is fixedly connected to the surface of the rotating rod (14); the right end of the rotating rod (14) passes through the vertical rod (9) and the round shell (13) on the right side in sequence and is fixedly connected to a rocker (16); a ratchet (18) is fixedly connected to the surface of the rotating rod (14); and a clamping rod (19) is rotatably connected to the inner wall of the round shell (13) and is fixedly connected to a spring piece (20).

2. A carbon fiber prepreg cloth cutting device according to claim 1, characterized in that: Two guide rods (5) are fixedly mounted on the top of the cutting bed (1), the top ends of the guide rods (5) penetrate to the top of the frame plate (4), and the surfaces of the guide rods (5) are slidably connected to the frame plate (4).

3. A carbon fiber prepreg cloth cutting device according to claim 2, characterized in that: The surface of the rocker (16) is rotatably connected with a sleeve (17), and the sleeve (17) is a stainless steel tube.

4. A carbon fiber prepreg cloth cutting device according to claim 3, characterized in that: The hook end of the clamping rod (19) is clamped with the ratchet (18), the spring sheet (20) is an elastic limiting sheet, and the spring sheet (20) and the clamping rod (19) are in close contact with each other.

5. A carbon fiber prepreg cloth cutting device according to claim 4, characterized in that: A control box is fixedly mounted on the surface of the cutting bed (1), and the movable cutting head (2) and the electromagnet (11) are electrically connected to the control box via wires.

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