CN220550273U

CN220550273U - Fiber pulling device

Info

Publication number: CN220550273U
Application number: CN202320467270.8U
Authority: CN
Inventors: 张保恒; 张青; 李柯润; 刘婧; 李银朋; 庞宏; 薛鹏; 马代辉; 孟涛; 孙立新
Original assignee: Shanxi Gangke Carbon Materials Co Ltd
Current assignee: Shanxi Gangke Carbon Materials Co Ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2024-03-01
Anticipated expiration: 2033-03-13

Abstract

The utility model provides a fiber pulling device which comprises a driving roller assembly and a workbench, wherein the driving roller assembly is arranged on the workbench, the driving roller assembly is used for pulling fibers, and the workbench can drive the driving roller assembly to change the working position so as to adjust the angle of the driving roller assembly when the driving roller assembly pulls the fibers. According to the utility model, when the waste silk is produced in the production process of the carbon fiber, the waste silk can be pulled by the driving roller assembly of the fiber pulling device instead of manual work, so that the problem of high labor intensity of operators caused by manually pulling the waste silk in the prior art is solved. Meanwhile, fault points of waste silk generated on the production line are random, the positions of the waste silk at different fault points are different, when the workbench can also drive the driving roller assembly to change the working position to adjust the angle when the fiber is pulled, the driving roller assembly can be ensured to pull the waste silk at different fault points in the optimal direction, and the waste silk pulling efficiency is further improved.

Description

Fiber pulling device

Technical Field

The utility model belongs to the technical field of carbon fiber production, and particularly relates to a fiber pulling device.

Background

The production process of the carbon fiber precursor comprises the procedures of spinning, washing, oiling, hot drawing, steaming and drawing, drying, filament collecting and the like, and the precursor is always kept in a tensioning state by providing tension by virtue of a driving roller without transferring and storing among the procedures. In the production of carbon fiber precursor, the spinning is uninterrupted, and once the spinning is affected by factors such as transmission vibration, steam pressure fluctuation and the like, or the subsequent process fails, waste filaments are generated. An operator is required to manually pull the waste wire out of the production line at the fault point and manually pull the wire to maintain the tensioning degree of the precursor wire. Because the carbon fiber precursor production process contains corrosive liquid, and the waste silk is pulled to be carried out in a transmission part, the risk of manual operation is high; the waste silk pulling is continuous, and sometimes needs to be continuous for tens of hours until the fault is eliminated and the production is recovered, so that the labor intensity is high.

Disclosure of Invention

Therefore, the utility model provides the fiber pulling device, which can overcome the defect that when waste silk is generated in the production process of carbon fibers, operators need to manually pull the waste silk out of a production line from a fault point and clear the waste silk in a pulling mode until the obstacle is eliminated and the production is restored, and the clearing process usually needs to last for a plurality of hours, so that the labor intensity of the operators is high.

In order to solve the above problems, the present utility model provides a fiber drawing apparatus comprising: the device comprises a driving roller assembly and a workbench, wherein the driving roller assembly is arranged on the workbench, the driving roller assembly is used for pulling fibers, and the workbench can drive the driving roller assembly to change the working position so as to adjust the angle when the driving roller assembly pulls the fibers.

In some embodiments, the table is configured to be rotatable, and the table drives the driving roller assembly to change working positions during rotation.

In some embodiments, the table has teeth thereon, and the worm engages with the teeth.

In some embodiments, the driving roller assembly includes driving rollers, a driving part and a driving mechanism, the driving mechanism is arranged on the workbench, the number of the driving rollers is multiple, each driving roller is arranged on the driving mechanism, and the driving part drives each driving roller to rotate through the driving mechanism.

In some embodiments, each of the drive rollers is offset.

In some embodiments, the driving part is a motor, and the motor is provided with a rotation number detection mechanism.

In some embodiments, the apparatus further comprises a mobile lift mechanism, the table being rotatably disposed on the mobile lift mechanism.

In some embodiments, the movable lifting mechanism comprises a first supporting portion and a screw, the first supporting portion is sleeved on the screw, the first supporting portion can move along the screw, a nut is connected to the screw in a threaded mode, the nut is located below the first supporting portion, and the workbench is rotatably arranged on the first supporting portion.

In some embodiments, a shearing mechanism is further disposed on the first support portion, the shearing mechanism being configured to shear the fibers reaching a set length.

In some embodiments, the mobile lift mechanism further comprises a second support and a roller, the screw and the roller are both mounted on the second support, and the screw and the roller are arranged on both sides of the second support.

The utility model provides a fiber pulling device, when waste silk is produced in the production process of carbon fiber, the waste silk can be pulled by a driving roller assembly of the fiber pulling device instead of manual work, so that the problem of high labor intensity of operators caused by manually pulling the waste silk in the prior art is solved. Meanwhile, fault points of waste silk generated on the production line are random, the positions of the waste silk at different fault points are different, when the workbench can also drive the driving roller assembly to change the working position to adjust the angle when the fiber is pulled, the driving roller assembly can be ensured to pull the waste silk at different fault points in the optimal direction, and the waste silk pulling efficiency is further improved. After the driving roller assembly replaces manual drawing of the waste silk, the damage of corrosive liquid contained on the surface of the carbon fiber precursor to hands can be avoided, and the potential threat of the driving part on the production line to human body when the waste silk is manually drawn is eliminated. Further, compared with manual pulling of the waste silk, when the driving roller assembly pulls the waste silk, the tension applied to the waste silk is more uniform and stable, and the occurrence probability of secondary winding roller faults of the waste silk can be greatly reduced.

Drawings

FIG. 1 is a schematic view of a fiber pulling apparatus according to an embodiment of the present utility model;

FIG. 2 is a side view of a fiber pulling apparatus according to an embodiment of the present utility model;

fig. 3 is a rear view of a fiber pulling apparatus according to an embodiment of the present utility model.

The reference numerals are expressed as:

1. a driving roller assembly; 11. a driving roller; 12. a driving part; 13. a transmission mechanism; 14. a speed reducer; 2. a work table; 3. a movable lifting mechanism; 31. a first support portion; 32. a screw; 33. a screw cap; 34. a second supporting part; 35. a roller; 4. a shearing mechanism; 5. a rotation number detection mechanism; 6. a frequency converter; 7. a guidewire channel; 8. a storage battery; 9. a control panel; 10. carbon fiber.

Detailed Description

Referring now to fig. 1 to 3 in combination, there is provided a fiber pulling apparatus according to an embodiment of the present utility model, including: the fiber drawing machine comprises a driving roller assembly 1 and a workbench 2, wherein the driving roller assembly 1 is arranged on the workbench 2, the driving roller assembly 1 is used for drawing the fiber, and the workbench 2 can drive the driving roller assembly 1 to change the working position so as to adjust the angle when the driving roller assembly 1 draws the fiber. In this technical scheme, when producing the waste silk in carbon fiber's production process, the driving roller subassembly 1 of accessible fibre pulling device replaces the manual work to pull the waste silk to adopt the manual work to pull the waste silk and cause the great problem of operating personnel intensity of labour among the prior art has been solved. Meanwhile, fault points of waste silk generated on the production line are random, the positions of the waste silk at different fault points are different, when the workbench 2 can also drive the driving roller assembly 1 to change the working position to adjust the angle when the fiber is pulled, the driving roller assembly 1 can be ensured to pull the waste silk at different fault points in the optimal direction, and the waste silk pulling efficiency is further improved. After the driving roller assembly 1 replaces manual drawing of the waste silk, the damage of corrosive liquid contained on the surface of the carbon fiber precursor to hands can be avoided, and the potential threat of the driving part on the production line to the human body when the waste silk is manually drawn is eliminated. Further, compared with manual pulling of the waste silk, when the driving roller assembly 1 pulls the waste silk, the tension applied to the waste silk is more uniform and stable, and the occurrence probability of secondary winding faults of the waste silk can be greatly reduced.

Specifically, the workbench 2 is rotatable, and the workbench 2 drives the driving roller assembly 1 to change the working position in the rotating process, so that the angle of the driving roller assembly 1 when pulling the fiber is adjusted. The rotation adjustment of the workbench 2 can be realized by adopting a worm and gear transmission mode, for example, the workbench 2 can play the role of a worm gear, a tooth part is arranged on the workbench, then the worm is meshed with the tooth part, the rotation of the workbench 2 can be realized by rotating the worm, and finally the workbench 2 drives the driving roller assembly 1 to rotate so as to achieve the purpose of adjusting the working position of the workbench. Meanwhile, the worm and gear transmission also has self-locking property, and after the workbench 2 drives the driving roller assembly 1 to be adjusted to a proper working position, the working position can be automatically maintained. Further, gear transmission can be adopted for rotation of the workbench 2, at the moment, the workbench 2 is still provided with a tooth part, another gear is meshed with the tooth part, the driving device is used for driving the gear to rotate, the purpose of rotation of the workbench 2 can be achieved, and meanwhile, the gear transmission can achieve the effect of self locking.

In the present embodiment, the driving roller assembly 1 includes a driving roller 11 and a driving part 12, and the driving part 12 is in driving connection with the driving roller 11. The driving part 12 can be a motor, and the purpose of pulling the waste silk is achieved by driving the driving roller 11 to rotate through the motor.

Referring to fig. 1 in combination, the driving roller assembly 1 further includes a driving mechanism 13, the driving mechanism 13 is disposed on the workbench 2, the number of driving rollers 11 is five, each driving roller 11 is disposed on the driving mechanism 13, and the driving part 12 drives each driving roller 11 to rotate through the driving mechanism 13. The five driving rollers 11 are arranged in the following manner: three driving rollers 11 are below, and two driving rollers 11 are above. When the waste silk at the fault point is cleaned, the waste silk can sequentially bypass the surfaces of the driving rollers 11, so that the waste silk can form certain tension in an initial state, as shown in fig. 2. And compared with the arrangement of the driving rollers 11 side by side, the staggered distribution of the driving rollers 11 can provide larger tension for the waste silk so as to prevent the phenomenon of slipping of the waste silk in the drawing process. When the driving part 12 drives each driving roller 11 to rotate through the transmission mechanism 13, the waste silk is continuously pulled out from the fault point under the action of friction force, and the waste silk pulled out from the fault point is not wound on the driving rollers 11, so that the step of dropping the waste silk from the driving rollers 11 can be omitted. The transmission mechanism 13 may be a transmission gear box, and each transmission roller 11 is connected to a different gear, and when the driving component 12 drives each gear in the gear box to rotate, each gear drives each transmission roller 11 to rotate.

As shown in fig. 1, a speed reducer 14 is provided between the driving part 12 and the transmission mechanism 13, and the speed reducer 14 is a planetary gear speed reducer for increasing torque and stabilizing transmission. The driving part 12 is provided with an output shaft, the speed reducer 14 is provided with a first rotating shaft, the transmission mechanism 13 is provided with a second rotating shaft, the output shaft is connected with the first end of the first rotating shaft, and the second end of the first rotating shaft is connected with the second rotating shaft through a coupler, so that the purpose of transmission is achieved through the series of connection, and finally, the driving part 12 is realized to stably drive each transmission roller 11 to rotate.

As a specific embodiment, the fiber pulling apparatus further includes a moving elevating mechanism 3, and the table 2 is rotatably provided on the moving elevating mechanism 3. The different fault points are different in height from the ground, and the fiber pulling device provided by the application further has moving and lifting functions due to the arrangement of the movable lifting mechanism 3, so that waste wires at different fault points can be more conveniently processed.

Referring to fig. 1, the movable lifting mechanism 3 includes a first supporting portion 31 and three screw rods 32, the first supporting portion 31 is of a plate structure, three through holes are configured on the first supporting portion 31, the three through holes are arranged in a triangle, the diameter of each through hole is slightly larger than that of each screw rod 32, the three screw rods 32 penetrate through the three through holes respectively, two screw caps 33 are connected to each screw rod 32 in a threaded manner, and the two screw caps 33 are located on the upper side and the lower side of the first supporting portion 31 respectively. When the two nuts 33 are tightened, the first support 31 can be fixed to the three screws 32. When the height of the driving roller assembly 1 needs to be adjusted, the two nuts 33 on each screw rod 32 are unscrewed, then the first supporting portion 31 moves to a proper position along the three screw rods 32, and then the two nuts 33 on each screw rod 32 are re-screwed, so that the height adjustment of the driving roller assembly 1 can be completed. Of course, only one nut 33 may be provided, and the first supporting portion 31 may be limited after the height of the first supporting portion 31 is adjusted, as long as the nut 33 is located below the first supporting portion 31. The table 2 is provided with a rotation shaft, and the first supporting portion 31 is connected to the rotation shaft.

Referring to fig. 2, the first supporting portion 31 is further provided with a cutting mechanism 4, when the waste silk is cleaned, after the waste silk reaches a set length, the waste silk is cut, so that the waste silk is collected and tidied conveniently, and the fiber pulling device provided by the application has a fiber cutting function due to the setting of the cutting mechanism 4. Wherein, the shearing mechanism 4 includes mounting panel and shearing floodgate, and the mounting panel is fixed on first supporting part 31, and the shearing floodgate is fixed on the mounting panel, and the shearing floodgate is mainly responsible for shearing the waste silk. The first supporting part 31 is provided with a guide wire channel 7, one end of the guide wire channel 7 is led to a cutting gate, and the other end of the guide wire channel 7 is led to a driving roller 11. The guide wire channel 7 has a guiding function, so that waste wires can be conveniently and accurately conveyed to a cutting gate from the driving roller 11, and the subsequent cutting is facilitated.

As shown in fig. 1 and 3, the movable lifting mechanism 3 is further provided with a control panel 9, the driving part 12 is provided with a rotation number detection mechanism 5, the rotation number detection mechanism 5 can obtain the rotation number of the driving part 12, when the rotation number of the driving part 12 reaches a preset value, the rotation number detection mechanism 5 sends a signal to the control panel 9, and then the control panel 9 controls the shearing mechanism 4 to shear the waste silk. The number of rotation of the driving member 12 represents the length of the drawn waste wire, and when the number of rotation of the driving member 12 reaches a preset value, the drawn waste wire reaches a preset length. The control panel 9 can also be manually operated to control the shearing mechanism 4 to shear the waste filaments, if desired. The control method mentioned in this embodiment is a common control method in the prior art, and the purpose of this application is not to protect the control method.

Referring to fig. 1, the movable lifting mechanism 3 further includes a second supporting portion 34 and four rollers 35, the second supporting portion 34 is also in a plate-shaped structure, three screws 32 and four rollers 35 are all installed on the second supporting portion 34, three screws 32 are located above the second supporting portion 34, four rollers 35 are located below the second supporting portion 34, and the arrangement of the four rollers 35 achieves the movement function of the movable lifting mechanism 3. The second supporting part 34 is provided with a plurality of storage batteries 8, the storage batteries 8 provide electricity for the whole fiber traction device, and the storage batteries 8 serve as a power supply to avoid the problem that an external power supply is troublesome in stay wire.

Specifically, the movable lifting mechanism 3 is further provided with a frequency converter 6, the frequency converter 6 is electrically connected with the driving part 12, and the frequency converter 6 is in control connection with the control panel 9. When the tension of the waste silk at the driving roller 11 is too large or too small, an operator can manually operate the control panel 9, and the PLC is used for controlling the frequency converter 6 to adjust the rotating speed of the driving roller 11, so that the waste silk is kept at proper tension at all times without winding the roller. The waste silk tension detecting device can be arranged on the transmission mechanism 13, when the waste silk tension detecting device detects that the waste silk tension at the transmission roller 11 is too large or too small, a signal is sent to the control panel 9, and the control panel 9 controls the frequency converter 6 to adjust the rotating speed of the transmission roller 11, so that the purpose of automatically adjusting the waste silk tension is achieved. The control method mentioned in this embodiment is a common control method in the prior art, and the purpose of this application is not to protect the control method.

It will be readily appreciated by those skilled in the art that the above advantageous ways can be freely combined and superimposed without conflict.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model. The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.

Claims

1. The utility model provides a fibre draw gear, its characterized in that includes driving roller subassembly (1) and workstation (2), driving roller subassembly (1) set up on workstation (2), driving roller subassembly (1) are used for pulling the fibre, workstation (2) can drive driving roller subassembly (1) change operating position in order to adjust the angle when driving roller subassembly (1) pulled the fibre, workstation (2) are configured to rotatable, workstation (2) drive at pivoted in-process driving roller subassembly (1) change operating position.

2. Fiber pulling device according to claim 1, characterized in that it further comprises a worm, on which the table (2) has teeth, with which the worm meshes.

3. Fiber pulling device according to claim 1, characterized in that the driving roller assembly (1) comprises driving rollers (11), driving members (12) and driving mechanisms (13), the driving mechanisms (13) are arranged on the workbench (2), the number of the driving rollers (11) is multiple, each driving roller (11) is arranged on the driving mechanism (13), and the driving members (12) drive each driving roller (11) to rotate through the driving mechanisms (13).

4. A fiber pulling device according to claim 3, characterized in that each of the driving rollers (11) is offset.

5. A fiber pulling device according to claim 3, characterized in that the driving member (12) is a motor, on which a rotation number detecting mechanism (5) is provided.

6. Fiber pulling device according to claim 1, further comprising a mobile lifting mechanism (3), the table (2) being rotatably arranged on the mobile lifting mechanism (3).

7. The fiber pulling device according to claim 6, wherein the movable lifting mechanism (3) comprises a first supporting part (31) and a screw (32), the first supporting part (31) is sleeved on the screw (32), the first supporting part (31) can move along the screw (32), a nut (33) is connected to the screw (32) in a threaded manner, the nut (33) is located below the first supporting part (31), and the workbench (2) is rotatably arranged on the first supporting part (31).

8. Fiber pulling device according to claim 7, characterized in that the first support part (31) is further provided with a shearing mechanism (4), the shearing mechanism (4) being used for shearing fibers up to a set length.

9. The fiber pulling apparatus as defined in claim 7, wherein the moving lift mechanism (3) further includes a second support portion (34) and a roller (35), the screw (32) and the roller (35) are each mounted on the second support portion (34), and the screw (32) and the roller (35) are arranged on both sides of the second support portion (34).