Automatic filament pulling device for filament doffing of viscose filament spinning machine
By designing an automatic yarn-drawing device, the automatic operation of yarn is achieved through yarn suction, yarn breaking, and yarn drawing mechanisms. This solves the problem of low efficiency in traditional manual operation, improves the automation and production efficiency of textile production lines, and ensures the stability and quality of yarn supply.
Patent Information
- Application Number
- CN202520150087.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-22
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2035-01-22
AI Technical Summary
Traditional yarn drawing methods rely on manual operation, resulting in low efficiency and high production costs. There is an urgent need for a device that can automatically perform yarn suction, drawing, and winding to improve the automation level of textile production lines.
An automatic yarn-drawing device was designed, which includes a yarn-suction mechanism, a yarn-breaking mechanism, and a yarn-drawing mechanism. It uses components such as cylinders and grippers to achieve automatic adsorption, clamping, and traction of yarns. The design of cylinders and limit bars ensures the accuracy and stability of traction. It achieves rapid adsorption and breaking by connecting to an external air source through an air pipe.
It has improved the automation level and production efficiency of textile production lines, ensured the stability and quality of the yarn supply process, reduced the need for manual operation, and improved production efficiency and environmental cleanliness.
Smart Images
Figure CN223823074U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to textile machinery technical field, especially a kind of automatic silk drawing device for silk falling drum of viscose filament spinning machine. BACKGROUND
[0002] In modern textile production, silk falling drum, as an important part of textile manufacturing process, plays a key role. Its quality and stability directly affect the efficiency and quality of the entire textile production line. Silk falling drum is a cylindrical device used to store silk thread in the textile process, which plays a role in storing and conveying silk thread. In the textile industry, silk falling drum is widely used, covering spinning, weaving, knitting and other aspects.
[0003] The traditional silk drawing method of silk falling drum is mostly manual operation. When taking spindles manually, silk drawing, silk suction, paper tube replacement, silk breaking and other operations are required. The operator needs to be careful and patient in each step to ensure the stability of the silk and the continuity of the production line, which has the problems of low efficiency and high production cost. Therefore, in order to improve the automation level of the textile production line, it is urgent to solve the problem of automatically performing silk suction, silk drawing and silk guiding during the silk falling drum process. SUMMARY
[0004] In view of the above problems of the prior art, the technical problem to be solved by the utility model is to provide an automatic silk drawing device for silk falling drum of viscose filament spinning machine, which can automatically perform silk suction, silk drawing and silk guiding during the silk falling drum process to help replace paper tube in the bobbin production process.
[0005] To solve the above technical problems, the utility model adopts the following technical scheme: an automatic silk drawing device suitable for silk falling drum, comprising a silk suction mechanism and a silk breaking mechanism, the silk suction mechanism comprising a silk suction device and an air pipe, the silk suction device being connected to an external air source through the air pipe, the silk breaking mechanism being configured to break silk, and one end of the broken silk being sucked into the silk suction device.
[0006] Further, it further comprises a silk drawing telescopic mechanism, the front end of the silk drawing telescopic mechanism being pivotally connected to a rotating plate through a fixed plate, the rotating plate being connected to a bottom plate perpendicularly, and the silk suction mechanism and the silk breaking mechanism being installed on the front end of the silk drawing telescopic mechanism close to the silk falling drum through the bottom plate.
[0007] Still further, the silk breaking mechanism comprises a rodless cylinder installed on the bottom plate, a clamping jaw cylinder being slidably installed on the rodless cylinder, a silk clamping forceps being installed at the front end of the clamping jaw cylinder to clamp the silk, the silk clamping forceps being slidably provided with a left silk clamping plate and a right silk clamping plate, and the silk clamping forceps clamping the silk through the left silk clamping plate and the right silk clamping plate.
[0008] Further, a waste silk collecting box is further included, and the waste silk collecting box is connected with the silk suction device through a transparent tube.
[0009] Further, the silk suction device is installed on the base plate through the side plate and includes a connected silk suction nozzle head, a silk suction nozzle seat, a silk suction nozzle cap and a silk suction nozzle tube, a silk suction nozzle air nozzle is arranged in the silk suction nozzle cap, a silk suction nozzle gasket is sleeved on the silk suction nozzle air nozzle, the silk suction nozzle seat is connected with the air pipe, the silk suction nozzle cap is connected with the silk suction nozzle tube, and the silk suction nozzle tube is connected with the transparent tube.
[0010] Further, a broken silk detector is installed between the silk suction device and the waste silk collecting box, and the broken silk detector is used for detecting the silk yarn in the outlet end of the silk suction nozzle tube to the waste silk collecting box.
[0011] Further, a silk pulling mechanism is further included, and the silk pulling mechanism includes a swing air cylinder, and an output shaft of the swing air cylinder is connected with a limiting rod for pulling the silk yarn.
[0012] Further, the silk pulling mechanism further includes a rotary air cylinder mounting plate, and the swing air cylinder is mounted on the rotary air cylinder mounting plate.
[0013] Further, the limiting rod is bent at the front end to form a silk hooking part.
[0014] Further, the silk pulling telescopic mechanism is slidably mounted on the lifting guide rail, and the lifting guide rail is mounted on the support.
[0015] In summary, the utility model has the following beneficial effects:
[0016] (1) Through the design of the swing air cylinder and the limiting rod, the silk yarn can be accurately pulled and limited, the accuracy and stability of the silk pulling are ensured, and then the silk suction mechanism temporarily adsorbs the silk yarn before completing the replacement of the paper tube. In this way, the silk pulling process can be effectively controlled, the silk pulling operation is more reliable and efficient, and the production efficiency is improved.
[0017] (2) The silk suction device in the silk suction mechanism is connected with the external air source through the air pipe, can quickly and stably adsorb the silk yarn, effectively prevents the silk yarn from falling off or moving, the silk clamping forceps in the broken silk mechanism clamps the silk yarn through the left clamping plate and the right clamping plate, realizes the accurate breaking of the silk yarn, the broken silk detector detects the silk yarn in the silk suction nozzle tube in time, discovers the breaking or abnormality of the silk yarn in time, takes measures in time, and collects the silk yarn during the replacement of the paper tube through the transparent tube. BRIEF DESCRIPTION OF DRAWINGS
[0018] Figure 1 It is a structure schematic view of an automatic silk pulling device for a silk yarn doffing of a viscose filament spinning machine.
[0019] Figure 2This is a side view of an automatic filament drawing device used in a viscose filament spinning machine for dropping filaments onto a bobbin.
[0020] Figure 3 This is a schematic diagram of the wire drawing mechanism, the wire suction mechanism, and the wire breaking mechanism.
[0021] Figure 4 This is a schematic diagram of the wire suction device.
[0022] Figure 5 This is a schematic diagram of the suction nozzle head, suction nozzle nozzle, and suction nozzle gasket structure.
[0023] The reference numerals in the attached drawings are explained as follows: 1. Wire drawing mechanism; 11. Swing cylinder; 12. Rotary cylinder mounting plate; 13. Limiting bar; 2. Wire suction mechanism; 21. Wire suction device; 211. Wire suction nozzle head; 212. Wire suction nozzle seat; 213. Wire suction nozzle cap; 214. Wire suction nozzle outlet tube; 215. Wire suction nozzle air nozzle; 216. Wire suction nozzle gasket; 22. Air pipe; 3. Wire breakage mechanism; 31. Wire clamping pliers; 311. Left wire clamping plate; 312. Right wire clamping plate; 32. Rotating plate; 33. Rodless cylinder; 34. Claw cylinder; 35. Base plate; 4. Wire drawing telescopic mechanism; 41. Fixing plate; 5. Waste wire collection box; 6. Wire breakage detector; 7. Lifting guide rail; 8. Bracket. Detailed Implementation
[0024] The present invention will be further described in detail below with reference to the embodiments.
[0025] Example 1:
[0026] like Figures 1 to 3 As shown, an automatic yarn drawing device for filament bobbins in a viscose filament spinning machine includes a yarn suction mechanism 2 and a yarn breaking mechanism 3. The yarn suction mechanism 2 includes a yarn suction device 21, which is connected to an external air source via an air pipe 22. The yarn breaking mechanism 3 is configured to break the filament, with one end of the broken filament being sucked into the yarn suction device 21. The yarn suction mechanism 2 and the yarn breaking mechanism 3 can be installed on a small loom. By cooperating with the yarn suction mechanism 2 and the yarn breaking mechanism 3, the wound filament is cut when the bobbin is removed, and the yarn suction device 21 aligns with and sucks in the filament, avoiding the problem of filaments continuously generated during the process of removing the bobbin and changing the paper tube without a collection point.
[0027] The suction device 21 in the suction device 2 is communicated with the external air source through the air pipe 22, and can quickly and stably adsorb the yarn, temporarily adsorb during the completion of the paper tube replacement, the yarn clamp 31 in the yarn breaking device 3 clamps and breaks the yarn through the left yarn clamp plate 311 and the right yarn clamp plate 312, the left yarn clamp plate 311 and the right yarn clamp plate 312 cut the yarn when the bobbin is taken out, and the yarn is cut when the yarn is rethreaded after the paper tube replacement is completed, the yarn breaking detector 6 detects the yarn condition of the yarn outlet pipe 214 of the suction nozzle in time, detects the yarn breaking or abnormality in time, and takes measures in time, and the yarn during the replacement of the paper tube is collected through the transparent pipe. In the implementation, the yarn breaking device 3 can also be provided with scissors or other yarn breaking devices that can cut the yarn.
[0028] Embodiment 2:
[0029] Based on the automatic yarn drawing device for the yarn doffing of the viscose filament spinning machine in embodiment 1, the automatic yarn drawing device comprises a suction device 2 and a yarn breaking device 3, the suction device 2 comprises a suction device 21, the suction device 21 is communicated with the external air source through the air pipe 22, the yarn breaking device 3 comprises a yarn clamp 31 that clamps and breaks the yarn, the yarn clamp 31 is provided with a left yarn clamp plate 311 and a right yarn clamp plate 312 that can slide relative to each other, and the yarn clamp 31 clamps and breaks the yarn that is sucked into the suction device 21 at one end through the left yarn clamp plate 311 and the right yarn clamp plate 312.
[0030] In the implementation, the yarn drawing telescopic mechanism 4 is also included, the design of the yarn drawing telescopic mechanism 4 enables the device to move telescopically, so that the suction device 2, the yarn breaking device 3 and the like can move to the designated position to perform the yarn suction, yarn breaking and the like. The front end of the yarn drawing telescopic mechanism 4 is pivotally connected to the pitch plate 32 through the fixed plate 41, the angle of the suction device 2 and the yarn breaking device 3 can be adjusted to adapt to the position of the yarn, the pitch plate 32 is vertically connected to the bottom plate 35, the yarn drawing mechanism 1, the suction device 2 and the yarn breaking device 3 are all installed on the front end of the yarn drawing telescopic mechanism 4 close to the doffing yarn through the bottom plate 35. The rodless air cylinder 33 is installed on the bottom plate 35, the clamping jaw air cylinder 34 is slidably installed on the rodless air cylinder 33, and the clamping jaw clamp is installed on the clamping jaw air cylinder 34.
[0031] In the implementation, as Figure 4 and Figure 5As shown, it also includes a waste filament collection box 5, which is connected to the suction nozzle via a transparent tube. The waste filament collection box 5 is also connected to the suction device 21 via a transparent tube, which can effectively collect and process waste filaments and maintain a clean and tidy working environment. The suction device 21 is mounted on the base plate 35 via a side plate and includes a suction nozzle head 211, a suction nozzle seat 212, a suction nozzle cap 213, and a suction nozzle outlet tube 214. A suction nozzle air nozzle 215 is provided inside the suction nozzle cap 313, and a suction nozzle gasket 216 is fitted on the suction nozzle air nozzle 215. The suction nozzle seat 212 is connected to an air pipe 22, the suction nozzle cap 213 is connected to the suction nozzle outlet tube 214, and the suction nozzle outlet tube 214 is connected to a transparent tube. The filaments enter the transparent tube through the suction nozzle head 211 and the suction nozzle air nozzle 215, and the filaments collected during the paper tube changing process are collected in the waste filament collection box 5 through the transparent tube.
[0032] In implementation, a broken filament detector 6 is installed between the filament suction device 21 and the waste filament collection box 5. The broken filament detector 6 is used to detect the filaments from the outlet end of the filament suction nozzle tube 214 into the waste filament collection box 5. The broken filament detector 6 is installed on the base plate 35, and its installation can promptly detect the condition of the filaments during the suction process into the waste filament collection box 5. The broken filament detector 6 can also be installed on the waste filament collection box 5 at the connection between the transparent tube and the waste filament collection box 5.
[0033] In implementation, the wire-drawing telescopic mechanism 4 is slidably mounted on the lifting guide rail 7, which is mounted on the bracket 8, and provides vertical displacement. The wire-drawing telescopic mechanism 4 is driven by a reciprocating drive mechanism, which can be a wire-drawing telescopic cylinder or a servo motor.
[0034] Example 3:
[0035] The automatic filament drawing device for viscose filament spinning machines based on Embodiment 1 or 2 includes a filament suction mechanism 2 and a filament breaking mechanism 3, which are arranged sequentially from top to bottom. The filament suction mechanism 2 includes a filament suction device 21, which is connected to an external air source through an air pipe 22. The filament breaking mechanism 3 includes a filament clamping clamp 31 for cutting the filament. The filament clamping clamp 31 is slidably provided with a left filament clamping plate 311 and a right filament clamping plate 312. The filament clamping clamp 31 cuts the filament that is sucked into the filament suction device 21 at one end through the left filament clamping plate 311 and the right filament clamping plate 312.
[0036] It also includes a yarn-drawing mechanism 1, which comprises a swing cylinder 11. The output shaft of the swing cylinder 11 is connected to a limiting rod 13 for drawing the yarn. The yarn-drawing mechanism 1 includes a rotary cylinder mounting plate 12 with an adjustable pitch angle, and the swing cylinder 11 is mounted on the rotary cylinder mounting plate 12. Through the design of the swing cylinder 11 and the limiting rod 13, the yarn can be precisely drawn and limited, ensuring the accuracy and stability of yarn drawing.
[0037] During implementation, the front end of the limiting rod 13 is bent to form a hook wire section.
[0038] To improve the automation level of the textile production line and achieve automatic yarn suction and breakage, a limiting bar 13 connected to the output shaft and the swing cylinder 11 guides the yarn into the normal swing working position after the paper tube is locked in place. This allows the yarn to be wound onto the paper tube under its rotation, thus achieving yarn traction and ensuring stability and accuracy during the traction process. After being wound onto the paper tube, the yarn automatically breaks under tension. The yarn suction mechanism 2 utilizes the yarn suction device 21 and an air pipe 22 connected to an external air source to achieve yarn adsorption and transport, ensuring that temporary yarn can be stored and collected in an orderly manner. Finally, the yarn breaking mechanism 3 includes a yarn clamp 31, whose left clamping plate 311 and right clamping plate 312 are slidably arranged relative to each other. This design allows the yarn clamp 31 to accurately clamp and break the yarn entering from the yarn suction nozzle 311, achieving precise yarn breakage. The application of this automatic yarn-drawing device will greatly improve the automation level and production efficiency of textile production lines, while ensuring the stability and quality of the yarn supply process. By combining key components such as the swing cylinder 11, the yarn suction device 21, and the yarn clamp 31, this device provides efficient and reliable automatic yarn suction and cutting operations for textile production.
[0039] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.
Claims
1. An automatic filament drawing device for filament doffing in a viscose filament spinning machine, characterized in that, It includes a wire suction mechanism (2) and a wire breaking mechanism (3). The wire suction mechanism (2) includes a wire suction device (21) and an air pipe (22). The wire suction device (21) is connected to an external air source through the air pipe (22). The wire breaking mechanism (3) is configured to break the wire. One end of the broken wire is sucked into the wire suction device (21).
2. The automatic filament drawing device for a viscose filament spinning machine according to claim 1, characterized in that, It also includes a wire drawing telescopic mechanism (4), the front end of which is connected to a rotating plate (32) via a fixed plate (41) and can be tilted and rotated. The rotating plate (32) is vertically connected to a base plate (35). The wire suction mechanism (2) and the wire breaking mechanism (3) are both installed on the front end of the wire drawing telescopic mechanism (4) near the spool of wire via the base plate (35).
3. The automatic filament drawing device for a viscose filament spinning machine according to claim 2, characterized in that, The wire breaking mechanism (3) includes a rodless cylinder (33) mounted on a base plate (35). A gripper cylinder (34) is slidably mounted on the rodless cylinder (33). A wire clamping pliers (31) for cutting the wire is mounted at the front end of the gripper cylinder (34). The wire clamping pliers (31) are provided with a left wire clamping plate (311) and a right wire clamping plate (312) that can be slidably arranged relative to each other. The wire clamping pliers (31) cuts the wire through the left wire clamping plate (311) and the right wire clamping plate (312).
4. The automatic filament drawing device for a viscose filament spinning machine according to claim 1, characterized in that, It also includes a waste filament collection box (5), which is connected to the filament suction device (21) via a transparent tube.
5. The automatic filament drawing device for a viscose filament spinning machine according to claim 4, characterized in that, The suction device (21) is mounted on the base plate (35) via a side plate and includes a suction nozzle head (211), a suction nozzle seat (212), a suction nozzle cap (213), and a suction nozzle outlet tube (214) connected together. The suction nozzle cap (213) is provided with a suction nozzle air nozzle (215), and the suction nozzle air nozzle (215) is fitted with a suction nozzle gasket (216). The suction nozzle seat (212) is connected to the air pipe (22), the suction nozzle cap (213) is connected to the suction nozzle outlet tube (214), and the suction nozzle outlet tube (214) is connected to the transparent tube.
6. The automatic filament drawing device for a viscose filament spinning machine according to claim 5, characterized in that, A broken wire detector (6) is installed between the wire suction device (21) and the waste wire collection box (5). The broken wire detector (6) is used to detect the wires from the outlet end of the wire suction nozzle tube (214) to the waste wire collection box (5).
7. The automatic filament drawing device for a viscose filament spinning machine according to claim 5, characterized in that, It also includes a wire drawing mechanism (1), which includes a swing cylinder (11), the output shaft of which is connected to a limiting bar (13) for drawing the wire.
8. The automatic filament drawing device for a viscose filament spinning machine according to claim 7, characterized in that, The wire drawing mechanism (1) also includes a rotary cylinder mounting plate (12), on which the swing cylinder (11) is mounted.
9. The automatic filament drawing device for a viscose filament spinning machine according to claim 8, characterized in that, The front end of the limiting rod (13) is bent to form a hook wire part.
10. The automatic filament drawing device for a viscose filament spinning machine according to claim 2, characterized in that, The wire-pulling telescopic mechanism (4) is slidably installed on the lifting guide rail (7), and the lifting guide rail (7) is installed on the bracket (8).