Multi-section drafting control mechanism for polyester low stretch yarn drafting machine

Abstract

The utility model relates to the technical field of drawing machines, in particular to a multi-section drawing control mechanism for a polyester low stretch yarn drawing machine. According to the technical scheme, the drafting device comprises a rack and a to-be-processed polyester low-stretch yarn strip and further comprises drafting assemblies used for guiding drafting, and the back face of each drafting assembly is provided with an adjusting assembly installed on the rack; the adjusting assembly comprises a micro driving motor, a screw rod is installed at the output end of the micro driving motor, a pointing plate is installed on the outer ring of the screw rod in a sleeving mode, and scales are arranged on one side of the rack; the drafting assembly comprises a pressing roller and a rotating roller, one side of the rotating roller is fixedly connected with a supporting rod used for supporting and installing the rotating roller, a plurality of lifting openings are formed in the positions, corresponding to the drafting assembly, of the rack, and the supporting rod penetrates through the lifting openings. The multi-section type adjustable drafting device is high in integration, integrates drafting and cooling, achieves multi-section type adjustable drafting of the polyester low stretch yarn, and improves flexibility of the device and quality of the polyester low stretch yarn.

Description

TECHNICAL FIELD

[0001] The utility model relates to drafting machine technical field especially for polyester low elastic filament drafting machine's multistage drafting control mechanism. BACKGROUND

[0002] In the production process of polyester low elastic filament, drafting is one of the key processes. Most of the current drafting machines are provided with multiple rotating rollers, such as seven-roller drafting machines and nine-roller drafting machines. The rotating rollers of the existing seven-roller drafting machines and nine-roller drafting machines are mostly arranged from left to right, and the length of the drafting machine is relatively long. In addition, the front and rear equipment is laid out, and the horizontal occupied area is relatively large. The staff needs to walk back and forth to ensure the normal operation of the machine. In addition, the traditional drafting machine also has many deficiencies in energy consumption control and equipment maintenance. The patent CN105463629A proposes a drafting mechanism of a drafting machine. In this scheme, the rotating rollers of the drafting machine are arranged in two rows, the front and rear equipment is located on one side of the drafting machine, which is convenient for the staff to control the whole line equipment, saves the staff's physical strength, and reduces the burden of the staff. The above device can reduce the occupied space of the drafting machine and control the energy consumption when in use. However, due to the gradual refinement of polyester filament, the existing drafting mechanism cannot control the drafting strength separately and accurately control the drafting parameters at different stages, which leads to unstable quality of polyester low elastic filament, such as uneven strength of the yarn and inconsistent elastic recovery rate. Therefore, the present application proposes a multistage drafting control mechanism for polyester low elastic filament drafting machine, which can separately adjust the drafting strength. SUMMARY

[0003] The utility model aims at the problems in the background art and proposes a multistage drafting control mechanism for polyester low elastic filament drafting machine, which can separately adjust the drafting strength.

[0004] The technical scheme of the utility model is a multistage drafting control mechanism for polyester low elastic filament drafting machine, which comprises a rack and a polyester low elastic filament yarn to be processed, and further comprises a drafting assembly for guiding drafting, an adjusting assembly mounted on the rack is arranged on the back of each drafting assembly;

[0005] The adjusting assembly comprises a micro drive motor, a screw rod is mounted on the output end of the micro drive motor, a pointing plate is mounted on the outer ring of the screw rod, and a scale is formed on one side of the rack.

[0006] Optionally, the drafting assembly comprises a pressure roller and a rotating roller, a support rod is fixedly connected to one side of the rotating roller for supporting installation, a plurality of lifting openings are formed in the rack at positions corresponding to the drafting assemblies, and the support rod penetrates through the lifting openings.

[0007] Optionally, one end of the support rod away from the rotating roller is fixedly connected with a pointing plate, one side of the pointing plate is fixedly connected with a threaded sleeve sleeved on the outer ring of the screw rod.

[0008] Optionally, the pointing plate is provided with a pointed end portion, and the pointed end portion of the pointing plate is arranged in correspondence with the scale.

[0009] Optionally, a water tank for cooling the polyester low-elasticity filament yarn is arranged at the output of the polyester low-elasticity filament yarn, and through holes for the polyester low-elasticity filament yarn to pass through are formed in the two sides of the water tank.

[0010] Optionally, a cooling adjusting assembly is installed in the water tank, the cooling adjusting assembly comprises a gas cylinder connected with the side wall of the rack, a connecting sleeve ring is fixedly connected to the output end of the gas cylinder, a rotating rod is fixedly sleeved and installed in the connecting sleeve ring, and a guide sleeve is sleeved and installed on the outer ring of the rotating rod.

[0011] Optionally, a plurality of air outlets are arrayed on the outer ring of the guide sleeve, and a fan is arranged on the inner wall of the guide sleeve and installed in the rotating rod.

[0012] In summary, the present application has at least one of the following beneficial technical effects:

[0013] The adjusting assembly arranged on the back of each set of drafting assembly can adjust the position of each set of drafting assembly, thereby adjusting the drafting strength, and the adjustment is more accurate and convenient for the operator to operate, the drafting multiple of the polyester low-elasticity filament yarn can be accurately adjusted, and the quality of the polyester low-elasticity filament yarn is stable.

[0014] The water tank and the cooling adjusting assembly can quickly cool the polyester low-elasticity filament yarn after drafting, realize high integration of the equipment, and realize different cooling requirements of different polyester low-elasticity filament yarns through the two cooling modes of air cooling and water cooling, so that the functionality of the equipment is stronger.

[0015] In summary, the equipment of the present application is integrated, integrates drafting and cooling, realizes multi-section adjustable drafting of the polyester low-elasticity filament yarn, and improves the flexibility of the equipment and the quality of the polyester low-elasticity filament yarn. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 A front view of the present application is given;

[0017] Figure 2 is Figure 1 another angle structure schematic view;

[0018] Figure 3 is a schematic view of the water tank and the cooling adjusting assembly.

[0019] REFERENCE SIGNS:

[0020] 1, frame; 11, lifting opening;

[0021] 2, polyester low stretch yarn sliver;

[0022] 3, drafting assembly; 31, transfer roller; 32, compression roller;

[0023] 4, adjusting assembly; 41, micro drive motor; 42, screw rod; 43, threaded sleeve; 44, direction plate; 45, scale;

[0024] 5, water tank;

[0025] 6, cooling adjusting assembly; 61, air cylinder; 62, connecting sleeve ring; 63, rotating rod; 64, guide sleeve; 65, air outlet hole; 66, fan. DETAILED DESCRIPTION

[0026] The technical solutions of the present disclosure will be described in detail below with reference to the accompanying drawings. Obviously, the described embodiments are part of the embodiments of the present disclosure, and not all embodiments.

[0027] The components of the embodiments of the present disclosure generally described and shown in the accompanying drawings can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present disclosure provided in the accompanying drawings is not intended to limit the scope of the claimed present disclosure, but only represents selected embodiments of the present disclosure.

[0028] Based on the embodiments in the present disclosure, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present disclosure.

[0029] In the description of the present disclosure, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present disclosure and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present disclosure. In addition, the terms "first", "second", "third" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0030] In the description of the present disclosure, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication inside two elements. For those skilled in the art, the specific meaning of the above terms in the present disclosure can be understood according to the specific circumstances.

[0031] Embodiment 1

[0032] As Figures 1-2 shown, the multi-section draft control mechanism for polyester low-elasticity yarn drafting machine provided by the utility model, including frame 1 and the polyester low-elasticity yarn sliver 2 to be processed, also including the draft assembly 3 for guiding draft, the draft assembly 3 includes the compression roller 32 and the rotating roller 31, the rotating roller 31 one side is fixedly connected with the support rod for its support installation, the frame 1 is opened at the position corresponding to the draft assembly 3 Multiple lifting openings 11, the support rod penetrates the lifting opening 11, is used for with the adjusting assembly 4 is assembled and is connected, and then through the adjusting assembly 4 to each group of draft assembly 3 is controlled to the draft multiple of draft assembly 4;The back of each group of draft assembly 3 is provided with the adjusting assembly 4 installed with the frame 1;The adjusting assembly 4 includes the micro drive motor 41, and the micro drive motor 41 is assembled and connected between the frame 1, and the output end of the micro drive motor 41 is installed with the screw rod 42, the outer ring of the screw rod 42 is installed with the pointing plate 44, and the end away from the rotating roller 31 of the support rod is fixedly connected with the pointing plate 44, one side of the pointing plate 44 is fixedly connected with the threaded sleeve 43 installed in the outer ring of the screw rod 42, and one side of the frame 1 is provided with the scale 45, the pointing plate 44 is provided with a pointed end, and the pointed end of the pointing plate 44 is correspondingly arranged with the scale 45.

[0033] In the embodiment, the draft of the polyester low-elasticity yarn is realized by the setting of the rotating roller 31 and the compression roller 32, when the draft intensity of one group of draft assembly 3 is increased, the distance between it and the draft assembly 3 on both sides needs to be increased, for example, if the middle group of draft assembly 3 in the first row is moved downward to increase the draft intensity of the polyester low-elasticity yarn sliver 2, the adjusting assembly 4 behind the corresponding draft assembly 3 position needs to be driven, specifically, a controller is used for driving, which will not be described in detail here, the micro drive motor 41 is driven to rotate the screw rod 42, the threaded sleeve 43 and the pointing plate 44 are limited to move up and down by the setting of the lifting opening 11 and the support rod, and the one-way motion of the draft assembly 3, combined with the setting of the scale 45 and the pointing plate 44, the visual operation of the moving position is realized, which is convenient for the operation of workers. Figure 2

[0034] Embodiment 2

[0035] As Figures 1-3 ​As shown, based on the basis of example 1, the output of the polyester low elastic filament sliver 2 is provided with a water tank 5 for cooling thereof, the water tank 5 is filled with a cooling liquid, for example: water; the water tank 5 is provided with through holes on both sides for the polyester low elastic filament sliver 2 to pass through; the water tank 5 is provided with a cooling adjustment assembly 6, the cooling adjustment assembly 6 includes a cylinder 61 connected with the side wall of the rack 1, the output end of the cylinder 61 is fixedly connected with a connecting sleeve ring 62, the connecting sleeve ring 62 is rotatably sleeved and mounted with a rotating rod 63 through a bearing, the outer ring of the rotating rod 63 is sleeved and mounted with a guide sleeve 64, a plurality of air outlet holes 65 are arrayed on the outer ring of the guide sleeve 64, and the inner wall of the guide sleeve 64 is provided with a fan 66 mounted in the rotating rod 63.

[0036] In the embodiment, when conveying the processed polyester low elastic filament sliver 2, the fan 66 in the guide sleeve 64 and the rotating rod 63 is driven to realize air cooling, the air outlet hole 65 blows air to realize the transmission and cooling of the polyester low elastic filament sliver 2 below the guide sleeve 64; if water cooling is adopted, the cylinder 61 is driven to realize the synchronous downward movement of the connecting sleeve ring 62 and the guide sleeve 64, the polyester low elastic filament sliver 2 below the guide sleeve 64 is contacted with the bottom water to realize water cooling, and the specific cooling mode is selected according to the characteristics and production requirements of the processed polyester low elastic filament sliver 2.

[0037] The above specific embodiments are only several optional embodiments of the present application, based on the technical scheme of the present application and the related inspiration of the above embodiments, the person skilled in the art can make various alternative improvements and combinations on the above specific embodiments.

Claims

1. A multi-stage draft control mechanism for polyester low-stretch yarn drafters, comprising a frame (1) and a polyester low-stretch yarn sliver (2) to be processed, and further comprising a draft assembly (3) for guiding the draft, characterized in that: The back of each of the drawing assembly (3) is provided with an adjusting assembly (4) installed with the rack (1); The adjusting assembly (4) comprises a micro drive motor (41), the output end of the micro drive motor (41) is installed with a screw rod (42), the outer ring of the screw rod (42) is sleeved with a pointing plate (44), one side of the rack (1) is provided with a scale (45).

2. The multi-stage draw control mechanism for polyester low-stretch yarn draw frame as claimed in claim 1 wherein, The drawing assembly (3) comprises a compression roller (32) and a rotating roller (31), one side of the rotating roller (31) is fixedly connected with a support rod for supporting installation, the rack (1) is provided with a plurality of lifting openings (11) at the position corresponding to the drawing assembly (3), and the support rod penetrates through the lifting opening (11).

3. The multi-stage draw control mechanism for polyester low-stretch yarn draw frame as claimed in claim 2 wherein, The end of the support rod away from the rotating roller (31) is fixedly connected with the pointing plate (44), one side of the pointing plate (44) is fixedly connected with a threaded sleeve (43) sleeved on the outer ring of the screw rod (42).

4. The multi-stage draw control mechanism for polyester low-stretch yarn draw frame as claimed in claim 3 wherein, The pointing plate (44) is provided with a pointed end, and the pointed end of the pointing plate (44) is correspondingly provided with the scale (45).

5. The multi-stage draw control mechanism for polyester low-stretch yarn draw frame as claimed in claim 1 wherein, The output of the polyester low elastic filament (2) is provided with a water tank (5) for cooling, and the both sides of the water tank (5) are provided with through holes for the polyester low elastic filament (2) to pass through.

6. The multi-stage draw control mechanism for polyester low-stretch yarn draw frame as claimed in claim 5 wherein, The water tank (5) is installed with a cooling adjusting assembly (6), the cooling adjusting assembly (6) comprises a gas cylinder (61) connected with the side wall of the rack (1), the output end of the gas cylinder (61) is fixedly connected with a connecting sleeve ring (62), the connecting sleeve ring (62) is fixedly sleeved with a rotating rod (63), and the outer ring of the rotating rod (63) is sleeved with a guide sleeve (64).

7. The multi-stage draw control mechanism for polyester low-stretch yarn draw frame as claimed in claim 6 wherein, The outer ring of the guide sleeve (64) is provided with a plurality of air outlet holes (65), and the inner wall of the guide sleeve (64) is provided with a fan (66) installed in the rotating rod (63).

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