Yarn winding prevention device for main roller

Abstract

The utility model discloses a main roller yarn winding prevention device which comprises a frame body, a main roller mechanism and a cleaning mechanism, and the cleaning mechanism comprises two cleaning pieces corresponding to a front cloth roller and a rear cloth roller on the main roller mechanism respectively. The cleaning part comprises a brush roller used for cleaning plush yarn scraps, a dust collecting pipe rotationally connected with the brush roller, a motor used for driving the brush roller to rotate, a dust collecting box communicated with the dust collecting pipe and a suction fan installed on the dust collecting box, the dust collecting box is installed on the frame body, and an air suction opening of the suction fan extends into the dust collecting box and corresponds to the dust collecting pipe. The motor is installed on the dust collecting pipe and connected with the brush rollers, the brush rollers are arranged in one end of the dust collecting pipe, and the brush rollers of the two cleaning pieces are matched with the front cloth roller and the rear cloth roller respectively. And impurities are prevented from being accumulated on the cleaning mechanism to influence the cleaning effect after long-time use.

Description

Technical Field

[0001] The utility model relates to the technical field of knitting machinery, and more specifically, to a main roller yarn entanglement prevention device. Background Art

[0002] Computerized flat knitting machines are usually equipped with main and auxiliary roller mechanisms. The main roller is also called the traction roller. The main roller is driven by a power transmission device and has the function of traction of the weft yarn, thereby ensuring that the weft yarn can accurately pass through the knitted fabric during the knitting process. It plays a key role in the operation of the flat knitting machine. However, the main roller may have yarn entanglement problems during use. In order to avoid the problem of yarn entanglement, it is usually equipped with an anti-yarn entanglement device. The anti-yarn entanglement device can be used to clean up debris such as fluffy yarn scraps on the fabric to prevent debris from sticking to the front and rear cloth winding rollers, thereby preventing debris from returning to the fabric and ensuring the quality of the fabric grey cloth.

[0003] The Chinese invention patent with application number 201210187650.2 discloses an anti-yarn entanglement device of the main roller mechanism of a computer knitting flat knitting machine. The main roller mechanism of the computer knitting flat knitting machine includes front and rear cloth rollers that cooperate with each other, a front cloth roller pressure adjustment frame for adjusting the front cloth roller so that the front cloth roller is close to or displaced in the direction of the rear cloth roller, and a swing rod support shaft for supporting the swing rod of the rear cloth roller. The anti-yarn entanglement device includes a front cloth roller self-cleaning mechanism and a rear cloth roller self-cleaning mechanism. The front cloth roller self-cleaning mechanism is arranged on the front cloth roller pressure adjustment frame and contacts the lower part of the front cloth roller in the length direction. The rear cloth roller self-cleaning mechanism is arranged on the swing rod support shaft and contacts the lower part of the rear cloth roller in the length direction.

[0004] Through the above technical scheme, although the self-cleaning mechanism of the front cloth roller and the self-cleaning mechanism of the rear cloth roller can prevent the debris such as lint from the fabric from adhering to the front and rear cloth rollers, and prevent the debris from returning to the fabric to ensure the quality of the fabric grey cloth, the accumulation of lint such as lint after long-term use will affect the cleaning effect on the self-cleaning mechanism of the front and rear cloth rollers, and the accumulated debris cannot be cleaned and collected in time to improve the cleaning effect. Utility Model Content

[0005] In view of the deficiencies in the prior art, the purpose of the utility model is to provide a main roller anti-tangling device which can promptly clean and collect accumulated debris such as fluffy yarn scraps, improve the cleaning effect, and avoid the accumulation of debris on the cleaning mechanism after long-term use, which affects the cleaning effect.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A main roller anti-tangling device comprises a frame, a main roller mechanism and a cleaning mechanism, wherein the main roller mechanism is mounted on the frame, the main roller mechanism comprises a front cloth rolling roller and a rear cloth rolling roller matched with the front cloth rolling roller, and the cleaning mechanism comprises two cleaning members respectively corresponding to the front cloth rolling roller and the rear cloth rolling roller.

[0008] The cleaning part includes a brush roller for cleaning fluffy yarn scraps, a dust collecting tube rotatably connected to the brush roller, a motor for driving the brush roller to rotate, a dust collecting box cooperating with the dust collecting tube, and a suction fan installed on the dust collecting box. The dust collecting box is installed on the frame, and the suction port of the suction fan extends into the dust collecting box. The brush roller is placed in one end of the dust collecting tube, and the other end of the dust collecting tube is connected to the dust collecting box and corresponds to the suction port of the suction fan. The motor is installed on the dust collecting tube and connected to the brush roller. The brush rollers of the two cleaning parts cooperate with the front cloth rolling roller and the rear cloth rolling roller respectively.

[0009] It is further configured that the brush roller is composed of a rotating shaft and a brush sheet, a first Velcro arranged around the rotating shaft is fixed on the rotating shaft, the brush sheet is arranged around the rotating shaft, and a second Velcro bonded to the first Velcro is installed on the brush sheet, and the brush sheet includes a plurality of brush teeth for cleaning fluffy yarn scraps.

[0010] It is further configured that a rotating tube cooperating with a rotating shaft rod is passed through the dust collecting tube, one end of the rotating shaft rod rotates in the rotating tube, the shaft rod of the motor passes through the dust collecting tube and is connected to the other end of the rotating shaft rod, and the motor shaft rod is rotationally connected to the dust collecting tube.

[0011] It is further configured that the dust collection box includes a box door.

[0012] By adopting the above technical scheme, the beneficial effects of the utility model are as follows: the motors of the two cleaning parts drive the corresponding brush rollers to rotate to clean the corresponding front cloth roller and the rear cloth roller. During the rotation of the brush roller, the side of the brush roller with the fluffy yarn scraps rotates to correspond to the dust collecting pipe, and the suction force generated by the suction fan collects the fluffy yarn scraps on the brush roller into the dust collecting box through the dust collecting pipe, thereby preventing the fluffy yarn scraps from scattering and falling back onto the front cloth roller and the rear cloth roller, so that the accumulated fluffy yarn scraps and the like can be cleaned and collected in time, thereby improving the cleaning effect and preventing the accumulation of debris on the cleaning mechanism after long-term use that affects the cleaning effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0014] Figure 2 It is a schematic diagram of the mechanism of the dust collecting tube and the brush roller.

[0015] Figure 3 This is an enlarged schematic diagram of point A.

[0016] In the figure: frame 1, main roller mechanism 2, cleaning member 3, front cloth winding roller 4, rear cloth winding roller 5, brush roller 6, dust collecting tube 7, motor 8, dust collecting box 9, suction fan 10, rotating shaft 11, brush piece 12, first Velcro 13, second Velcro 14, brush teeth 15, rotating tube 16, box door 17. DETAILED DESCRIPTION

[0017] Reference Figures 1 to 3 The utility model is further described in detail.

[0018] A main roller anti-tangling yarn device comprises a frame 1, a main roller mechanism 2 and a cleaning mechanism. The main roller mechanism 2 is mounted on the frame 1. The main roller mechanism 2 comprises a front cloth rolling roller 4 and a rear cloth rolling roller 5 matched with the front cloth rolling roller 4. The cleaning mechanism comprises two cleaning members 3 corresponding to the front cloth rolling roller 4 and the rear cloth rolling roller 5 respectively.

[0019] The cleaning part 3 includes a brush roller 6 for cleaning fluffy yarn scraps, a dust collecting pipe 7 rotatably connected to the brush roller 6, a motor 8 for driving the brush roller 6 to rotate, a dust collecting box 9 cooperating with the dust collecting pipe 7, and a suction fan 10 installed on the dust collecting box 9. The dust collecting box 9 is installed on the frame 1, and the suction port of the suction fan 10 extends into the dust collecting box 9. The brush roller 6 is placed in one end of the dust collecting pipe 7, and the other end of the dust collecting pipe 7 is connected to the dust collecting box 9 and corresponds to the suction port of the suction fan 10. The motor 8 is installed on the dust collecting pipe 7 and connected to the brush roller 6. The brush rollers 6 of the two cleaning parts 3 cooperate with the front cloth rolling roller 4 and the rear cloth rolling roller 5 respectively.

[0020] Working principle: the brush rollers 6 of the two cleaning parts 3 cooperate with the front cloth roller 4 and the rear cloth roller 5 respectively. Specifically, when the motors 8 of the two cleaning parts 3 work, the corresponding brush rollers 6 are driven to rotate to clean the corresponding front cloth roller 4 and the rear cloth roller 5. During the rotation of the brush roller 6, the side of the brush roller 6 with the fluffy yarn scraps rotates to correspond to the dust collecting pipe 7. The suction force generated by the suction fan 10 collects the fluffy yarn scraps on the brush roller 6 through the dust collecting pipe 7 and is collected in the dust collecting box 9, so as to avoid the accumulation of debris such as fluffy yarn scraps on the brush roller 6, and to prevent the fluffy yarn scraps from scattering and falling back on the front cloth roller 4 and the rear cloth roller 5 to reduce the cleaning effect, so as to achieve the goal of timely cleaning and collecting the accumulated debris such as fluffy yarn scraps, improving the cleaning effect, and avoiding the accumulation of debris on the cleaning mechanism after long-term use, affecting the cleaning effect.

[0021] The brush roller 6 is composed of a rotating shaft 11 and a brush sheet 12. A first Velcro 13 arranged around the rotating shaft 11 is fixed on the rotating shaft 11. The brush sheet 12 is arranged around the rotating shaft 11, and a second Velcro 14 bonded to the first Velcro 13 is installed on the brush sheet 12. The brush sheet 12 includes a plurality of brush teeth 15 for cleaning fluff yarn scraps. When the brush rollers 6 of the two cleaning parts 3 clean the front cloth roller 4 and the rear cloth roller 5 respectively, the brush rollers 6 are easily Wear affects the cleaning effect. Through the setting of the first Velcro 13 and the second Velcro 14, the brush piece 12 can be easily disassembled and connected to the rotating shaft 11, so that the brush teeth 15 on the brush piece 12 can be easily replaced after being worn, thereby ensuring the cleaning effect of the brush roller 6. At the same time, for the debris accumulated on the brush teeth 15 of the brush roller 6 that is difficult to be sucked into the collection box by the suction fan 10, the brush piece 12 can be conveniently removed for cleaning, thereby further avoiding the accumulation of debris on the brush roller 6 affecting the cleaning effect.

[0022] The dust collecting pipe 7 is provided with a rotating pipe 16 which cooperates with the rotating shaft rod 11. One end of the rotating shaft rod 11 rotates in the rotating pipe 16. The shaft rod of the motor 8 passes through the dust collecting pipe 7 and is connected with the other end of the rotating shaft rod 11. The shaft rod of the motor 8 is rotatably connected with the dust collecting pipe 7 through a bearing, thereby realizing the rotatable connection between the brush roller 6 and the dust collecting pipe 7, so that the motor 8 can drive the brush roller 6 to rotate and clean the corresponding cloth rolling roller.

[0023] The dust box 9 includes a door 17 to facilitate cleaning out the debris such as fluffy yarn scraps collected in the dust box 9 so that the dust box 9 can continuously collect the debris without affecting the cleaning effect.

[0024] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any common changes and substitutions made by those skilled in the art within the technical solution of the present invention should be included in the protection scope of the present invention.

Claims

1. A main roller anti-tangling device, comprising a frame (1), a main roller mechanism (2) and a cleaning mechanism, wherein the main roller mechanism (2) is mounted on the frame (1), the main roller mechanism (2) comprises a front cloth winding roller (4) and a rear cloth winding roller (5) matched with the front cloth winding roller (4), and characterized in that: The cleaning mechanism comprises two cleaning members (3) corresponding to the front cloth rolling roller (4) and the rear cloth rolling roller (5), respectively. The cleaning member (3) comprises a brush roller (6) for cleaning fluffy yarn scraps, a dust collecting pipe (7) rotatably connected to the brush roller (6), a motor (8) for driving the brush roller (6) to rotate, a dust collecting box (9) matched with the dust collecting pipe (7), and a suction fan (10) mounted on the dust collecting box (9), wherein the dust collecting box (9) is mounted on the frame (1), the air suction port of the suction fan (10) extends into the dust collecting box (9), the brush roller (6) is placed in one end of the dust collecting pipe (7), the other end of the dust collecting pipe (7) is connected to the dust collecting box (9) and corresponds to the air suction port of the suction fan (10), the motor (8) is mounted on the dust collecting pipe (7) and connected to the brush roller (6), and the brush rollers (6) of the two cleaning members (3) are matched with the front cloth rolling roller (4) and the rear cloth rolling roller (5) respectively.

2. A main roller anti-yarn entanglement device according to claim 1, characterized in that: The brush roller (6) is composed of a rotating shaft (11) and a brush sheet (12); a first Velcro (13) arranged around the rotating shaft (11) is fixed on the rotating shaft (11); the brush sheet (12) is arranged around the rotating shaft (11); a second Velcro (14) bonded to the first Velcro (13) is installed on the brush sheet (12); and the brush sheet (12) includes a plurality of brush teeth (15) for cleaning fluffy yarn scraps.

3. A main roller anti-yarn entanglement device according to claim 2, characterized in that: The dust collecting pipe (7) is provided with a rotating pipe (16) which cooperates with the rotating shaft (11); one end of the rotating shaft (11) rotates in the rotating pipe (16); the shaft of the motor (8) passes through the dust collecting pipe (7) and is connected to the other end of the rotating shaft (11); the shaft of the motor (8) is rotatably connected to the dust collecting pipe (7).

4. A main roller anti-yarn entanglement device according to claim 3, characterized in that: The dust collection box (9) comprises a box door (17).

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