Automatic carbon fiber flat needling machine

Abstract

The utility model discloses an automatic carbon fiber flat needling machine, which relates to the technical field of needling machines and comprises a supporting structure, the supporting structure comprises a supporting frame and supporting legs, the supporting legs are arranged at the bottom end of the supporting frame, a needling structure is arranged on the supporting frame, a driving structure is arranged on the outer side of the supporting frame, and the driving structure is connected with the supporting frame. A lifting structure and a placing structure are arranged at the bottom end in the supporting frame, and the supporting frame is provided with a discharging structure. The lifting structure drives the placing plate to slide, so that the carbon fiber plate is controlled to ascend or descend to adapt to the carbon fiber plates with different thicknesses, equipment does not need to be replaced, the position of the carbon fiber plate is controlled, the consistent needling depth in the needling process is ensured, and the processing quality is ensured; the push plate is driven by the electric push rod to push the needled carbon fiber plate to the conveying belt for conveying, the carbon fiber plate is uniformly pushed, collision and scraping possibly caused by manual operation are avoided, material damage is reduced, continuous work can be achieved, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of needle punching machines, in particular to an automatic carbon fiber flat needle punching machine. Background Art

[0002] Carbon fiber refers to high-strength and high-modulus fibers with a carbon content of more than 90%. It has the highest heat resistance among all chemical fibers. It is made from acrylic fiber and viscose fiber as raw materials through high-temperature oxidation and carbonization. When producing carbon fiber plates, a carbon fiber plate blank with a certain thickness needs to be placed on a needle punching machine, and then the needle punching machine is started to punch it so that the fiber webs can alternate with each other to improve its overall performance, and it is widely used in the field of carbon fiber plate production.

[0003] In the prior art, the distance between the placement plate and the needle punching plate is fixed and cannot be adjusted, so it cannot adapt to carbon fiber plates of different thicknesses. It is difficult to process materials with large thickness changes, and manual feeding is required. Collisions and scratches caused by manual operation may increase material damage, and it cannot work continuously, reducing production efficiency. Summary of the Utility Model

[0004] The purpose of the utility model is to provide an automatic carbon fiber flat needle punching machine to solve the problems raised in the above background art.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] An automatic carbon fiber flat needle punching machine includes a support structure, the support structure includes a support frame and support feet, the support feet are arranged at the bottom end of the support frame, a needle punching structure is arranged on the support frame, a driving structure is arranged outside the support frame, a lifting structure and a placement structure are arranged at the bottom end inside the support frame, and a discharging structure is arranged on the support frame.

[0007] Further, in the above automatic carbon fiber flat needle punching machine, the needle punching structure includes a first rotating shaft, the first rotating shaft is rotatably installed on the support frame, an eccentric wheel is arranged on the first rotating shaft, a cam is rotatably installed outside the eccentric wheel, a first hinge seat is hinged at the bottom end of the cam, a guide rod is arranged at the bottom end of the first hinge seat, a limiting plate is arranged on the support frame, the guide rod passes through the limiting plate, and the guide rod is slidably connected with the limiting plate, and a needle punching plate is arranged at the bottom end of the guide rod.

[0008] Further, in the above automatic carbon fiber flat needle punching machine, the driving structure includes a first motor, a first belt and a second belt, a first main wheel and a second main wheel are arranged on the motor shaft of the first motor, a first driven wheel is arranged at one end of the first rotating shaft, and the second main wheel is connected with the first driven wheel through the first belt.

[0009] Furthermore, in the above-mentioned automatic carbon fiber flat needle punching machine, the lifting structure includes a bidirectional lead screw, which is rotatably installed on the support frame. A second motor is installed outside the support frame, and the motor shaft of the second motor is connected to the bidirectional lead screw. A threaded block is threadedly installed on the bidirectional lead screw, and a connecting rod is rotatably installed on the threaded block.

[0010] Furthermore, in the above-mentioned automatic carbon fiber flat needle punching machine, the placement structure includes a placement plate, a sliding column, and a sliding sleeve. The sliding column is arranged on the support frame. The placement plate is connected to the sliding sleeve, and the sliding sleeve is sleeved on the sliding column. The placement plate is slidably connected to the sliding column through the sliding sleeve. A second hinge seat is arranged at the bottom end of the placement plate, and one end of the connecting rod away from the threaded block is hingedly connected to the second hinge seat.

[0011] Furthermore, in the above-mentioned automatic carbon fiber flat needle punching machine, the discharging structure includes a second rotating shaft and a conveyor belt. A connecting plate is arranged on the support frame, and the second rotating shaft is rotatably installed on the connecting plate. There are two second rotating shafts, and roller shafts are respectively arranged on the second rotating shafts. The roller shafts are connected by the conveyor belt. A second driven wheel is arranged at one end of the second rotating shaft, and the second driven wheel is connected to the first main wheel through a second belt. An electric push rod is installed on the support frame on the side away from the conveyor belt, and a push plate is arranged on the telescopic rod of the electric push rod.

[0012] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0013] 1. The lifting structure drives the placement plate to slide, thereby controlling the rise or fall of the carbon fiber plate, adapting to carbon fiber plates of different thicknesses, without the need to replace the equipment, controlling the position of the carbon fiber plate, ensuring the same needle punching depth during the needle punching process, and guaranteeing the processing quality;

[0014] 2. The electric push rod drives the push plate to push the needle-punched carbon fiber plate onto the conveyor belt for conveying, evenly pushing the carbon fiber plate, avoiding collisions and scratches that may be caused by manual operation, reducing material damage, and enabling continuous operation to improve production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional schematic diagram of the present utility model.

[0016] Figure 2 It is a schematic diagram of the needle punching structure of the present utility model.

[0017] Figure 3 It is a schematic diagram of the lifting structure of the present utility model.

[0018] Figure 4 It is a schematic diagram of the discharging structure of the present utility model.

[0019] Annotation of reference numerals: 1. Support structure; 11. Support frame; 12. Support feet; 2. Needling structure; 21. First rotating shaft; 22. Eccentric wheel; 23. First hinge seat; 24. Guide rod; 25. Limiting plate; 26. Needling plate; 3. Driving structure; 31. First motor; 32. First main wheel; 33. Second main wheel; 34. First belt; 35. First driven wheel; 36. Second driven wheel; 37. Second belt; 4. Lifting structure; 41. Bi-directional lead screw; 42. Second motor; 43. Threaded block; 44. Connecting rod; 5. Placing structure; 51. Placing plate; 52. Slide post; 53. Slide sleeve; 54. Second hinge seat; 6. Discharging structure; 61. Second rotating shaft; 62. Roller shaft; 63. Conveyor belt; 64. Electric push rod; 65. Pushing plate. Detailed implementation mode

[0020] The following embodiments will describe the present utility model in detail with reference to the accompanying drawings. In the drawings or descriptions, similar or identical parts are denoted by the same reference numerals. And in actual applications, the shapes, thicknesses or heights of the components can be enlarged or reduced. The various embodiments listed in the present utility model are only used to illustrate the present utility model, and are not used to limit the scope of the present utility model. Any obvious modification or change made to the present utility model does not depart from the spirit and scope of the present utility model.

[0021] Embodiment

[0022] Please refer to Figures 1 to 4, in the embodiment of the present utility model, an automatic carbon fiber flat needle punching machine includes a support structure 1. The support structure 1 includes a support frame 11 and support feet 12. The support feet 12 are arranged at the bottom end of the support frame 11. A needle punching structure 2 is arranged on the support frame 11. The needle punching structure 2 includes a first rotating shaft 21. The first rotating shaft 21 is rotatably installed on the support frame 11. An eccentric wheel 22 is arranged on the first rotating shaft 21. A cam is rotatably installed outside the eccentric wheel 22. The bottom end of the cam is hingedly installed with a first hinge seat 23. A guide rod 24 is arranged at the bottom end of the first hinge seat 23. A limit plate 25 is arranged on the support frame 11. The guide rod 24 passes through the limit plate 25, and the guide rod 24 is slidably connected with the limit plate 25. A needle punching plate 26 is arranged at the bottom end of the guide rod 24. A driving structure 3 is arranged outside the support frame 11. The driving structure 3 includes a first motor 31, a first belt 34 and a second belt 37. A first main wheel 32 and a second main wheel 33 are arranged on the motor shaft of the first motor 31. A first driven wheel 35 is arranged at one end of the first rotating shaft 21. The second main wheel 33 is connected with the first driven wheel 35 through the first belt 34. A lifting structure 4 and a placing structure 5 are arranged at the bottom end inside the support frame 11. The lifting structure 4 includes a bidirectional lead screw 41. The bidirectional lead screw 41 is rotatably installed on the support frame 11. A second motor 42 is installed outside the support frame 11. The motor shaft of the second motor 42 is connected with the bidirectional lead screw 41. A threaded block 43 is threadedly installed on the bidirectional lead screw 41. A connecting rod 44 is rotatably installed on the threaded block 43. The placing structure 5 includes a placing plate 51, a sliding column 52 and a sliding sleeve 53. The sliding column 52 is arranged on the support frame 11. The placing plate 51 is connected with the sliding sleeve 53. The sliding sleeve 53 is sleeved on the sliding column 52. The placing plate 51 is slidably connected with the sliding column 52 through the sliding sleeve 53. A second hinge seat 54 is arranged at the bottom end of the placing plate 51. One end of the connecting rod 44 away from the threaded block 43 is hingedly connected with the second hinge seat 54. A discharging structure 6 is arranged on the support frame 11. The discharging structure 6 includes a second rotating shaft 61 and a conveyor belt 63. A connecting plate is arranged on the support frame 11. The second rotating shaft 61 is rotatably installed on the connecting plate. There are two second rotating shafts 61. Roller shafts 62 are respectively arranged on the second rotating shafts 61. The roller shafts 62 are connected through the conveyor belt 63. A second driven wheel 36 is arranged at one end of the second rotating shaft 61. The second driven wheel 36 is connected with the first main wheel 32 through the second belt 37. An electric push rod 64 is installed on the support frame 11 on the side away from the conveyor belt 63. A push plate 65 is arranged on the telescopic rod of the electric push rod 64;

[0023] Please refer to Figures 1 to 4, place the carbon fiber board on the top of the placement board 51, start the second motor 42, drive the bidirectional lead screw 41 to rotate through the motor shaft of the second motor 42, control the sliding of the threaded block 43 through the bidirectional lead screw 41, and control the rotation of the connecting rod 44 through the sliding of the threaded block 43. Since the connecting rod 44 is hinged to the second hinge seat 54, when the connecting rod 44 rotates, it drives the placement board 51 to slide on the sliding column 52. The carbon fiber board is driven by the upward sliding of the placement board 51 to move to the bottom of the needle punching board 26. Start the first motor 31, drive the first main wheel 32 and the second main wheel 33 to rotate through the motor shaft of the first motor 31. The second main wheel 33 drives the first driven wheel 35 to rotate through the first belt 34. The first driven wheel 35 drives the first rotating shaft 21 to rotate. The first rotating shaft 21 drives the eccentric wheel 22 to rotate eccentrically. The eccentric wheel 22 drives the cam to move up and down. The cam drives the guide rod 24 to slide up and down reciprocally in the limit plate 25 through the first hinge seat 23. The needle punching board 26 is driven by the guide rod 24 to punch the carbon fiber board reciprocally. When the needle punching of the carbon fiber board is completed, control the second motor 42 to rotate so that the placement board 51 descends to be flush with the conveyor belt 63. When the first main wheel 32 rotates, it drives the second driven wheel 36 to rotate through the second belt 37. The second driven wheel 36 drives the second rotating shaft 61 to rotate. The second rotating shaft 61 drives the roller 62 to rotate. The roller 62 drives the conveyor belt 63 to rotate. Start the electric push rod 64, drive the push plate 65 to move through the telescopic rod of the electric push rod 64, and push the needle-punched carbon fiber board onto the conveyor belt 63 through the push plate 65. The carbon fiber board is conveyed away through the conveyor belt 63, eliminating the need for manual material taking and improving the discharging efficiency.

[0024] For those skilled in the art, it is obvious that the present 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 characteristics of the present utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting. The scope of the present utility model is defined by the appended claims rather than the above description. Therefore, all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the present utility model. Any reference signs in the claims should not be regarded as limiting the claimed rights.

[0025] In addition, it should be understood that although this specification is described according to embodiments, not every embodiment only contains an independent technical solution. This narrative way of the specification is only for clarity. Those skilled in the art should regard the specification as a whole, and the technical solutions in each embodiment can also be appropriately combined to form other embodiments that can be understood by those skilled in the art.

Claims

1. An automatic carbon fiber flat needle punching machine, comprising a support structure (1), wherein the support structure (1) comprises a support frame (11) and a support leg (12), wherein the support leg (12) is arranged at the bottom end of the support frame (11), and characterized in that: The support frame (11) is provided with a needling structure (2), the outer side of the support frame (11) is provided with a driving structure (3), the bottom end of the inner side of the support frame (11) is provided with a lifting structure (4) and a placement structure (5), and the support frame (11) is provided with a discharging structure (6).

2. The automatic carbon fiber flat needle punching machine according to claim 1, characterized in that: The acupuncture structure (2) comprises a first rotating shaft (21), the first rotating shaft (21) is rotatably mounted on a support frame (11), an eccentric wheel (22) is arranged on the first rotating shaft (21), a cam is rotatably mounted on the outer side of the eccentric wheel (22), the bottom end of the cam is hingedly mounted on a first hinge seat (23), a guide rod (24) is arranged at the bottom end of the first hinge seat (23), a limiting plate (25) is arranged on the support frame (11), the guide rod (24) passes through the limiting plate (25), and the guide rod (24) is slidably connected to the limiting plate (25), and acupuncture plate (26) is arranged at the bottom end of the guide rod (24).

3. The automatic carbon fiber flat needle punching machine according to claim 2, characterized in that: The driving structure (3) comprises a first motor (31), a first belt (34) and a second belt (37); a first main wheel (32) and a second main wheel (33) are arranged on the motor shaft of the first motor (31); a first slave wheel (35) is arranged at one end of the first rotating shaft (21); and the second main wheel (33) is connected to the first slave wheel (35) via the first belt (34).

4. The automatic carbon fiber flat needle punching machine according to claim 1, characterized in that: The lifting structure (4) comprises a bidirectional screw rod (41), the bidirectional screw rod (41) is rotatably mounted on the support frame (11), a second motor (42) is mounted on the outside of the support frame (11), the motor shaft of the second motor (42) is connected to the bidirectional screw rod (41), a threaded block (43) is threadedly mounted on the bidirectional screw rod (41), and a connecting rod (44) is rotatably mounted on the threaded block (43).

5. The automatic carbon fiber flat needle punching machine according to claim 4, characterized in that: The placement structure (5) comprises a placement plate (51), a sliding column (52) and a sliding sleeve (53); the sliding column (52) is arranged on the support frame (11); the placement plate (51) is connected to the sliding sleeve (53); the sliding sleeve (53) is sleeved on the sliding column (52); the placement plate (51) is slidably connected to the sliding column (52) via the sliding sleeve (53); a second hinge seat (54) is arranged at the bottom end of the placement plate (51); and the end of the connecting rod (44) away from the threaded block (43) is hingedly connected to the second hinge seat (54).

6. The automatic carbon fiber flat plate needle punching machine according to claim 3, characterized in that: The discharging structure (6) comprises a second rotating shaft (61) and a conveyor belt (63). A connecting plate is provided on the support frame (11). The second rotating shaft (61) is rotatably mounted on the connecting plate. Two second rotating shafts (61) are provided. Roller shafts (62) are respectively provided on the two second rotating shafts (61). The roller shafts (62) are connected to each other via a conveyor belt (63). A second slave wheel (36) is provided at one end of the second rotating shaft (61). The second slave wheel (36) is connected to the first main wheel (32) via a second belt (37). An electric push rod (64) is installed on the support frame (11) at a side away from the conveyor belt (63). A push plate (65) is provided on the telescopic rod of the electric push rod (64).

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