Monofilament curling and recycling device

Abstract

The utility model relates to the technical field of zipper production and processing, in particular to a monofilament curling and recycling device which comprises a support, a curling cylinder is fixed to the top of the support through a supporting unit, an installation frame is further arranged on the top of the support through a moving unit, and the top of the installation frame drives a shifting piece to move in a reciprocating mode through a reciprocating mechanism. The shifting piece is used for guiding a monofilament so as to be matched with the curling cylinder to curl the monofilament; wherein a pressing rod is detachably connected to the side face of the mounting frame through an adjusting mechanism, the pressing rod is matched with the curling cylinder to be tightly attached to a filament coil, a shifting piece guides a monofilament through a filament guide groove in the moving process, the shifting piece can be rapidly replaced in an elastic column deformation mode after long-time use, the downtime is effectively shortened, and the production efficiency is improved. The pressing rod guarantees stable forming of the wire coil in a wire coil attaching mode, and the pressing rod can be prevented from being attached to the coiling cylinder too tightly to affect forming of the wire coil through supporting force provided by the pressing spring.

Description

TECHNICAL FIELD

[0001] The utility model relates to zip fastener production and processing technical field especially relates to a monofilament crimping recovery device. BACKGROUND

[0002] Zip fastener monofilament is an important material for manufacturing zip fastener, which is made of polyester and nylon materials, the first step of producing polyester monofilament is polymerization, i.e. converting terephthalic acid (PTA) and ethylene glycol (MEG) into polyester through ester exchange reaction and polymerization reaction, and the polymerized polyester is converted into monofilament through melt spinning process, which includes melting polyester, extruding through spinneret, cooling and winding.

[0003] In the processing of monofilament, monofilament crimping equipment is needed for crimping treatment, such as the prior art Chinese patent publication No. "CN214087136U" discloses a large-diameter polymer monofilament winding device, which comprises a main shaft driven by a main servo motor, a bobbin is sleeved on a bobbin tensioning clamp installed on the main shaft, and a rotary encoder is arranged on the main servo motor; a reciprocating mechanism assembly is installed on a linear guide rail through a fixed support, the linear guide rail is installed on a panel, and a pressure rod is arranged on the opposite side of the reciprocating mechanism assembly to the main shaft; a gas cylinder is fixed on one side of the panel, and the gas cylinder is connected with the reciprocating assembly mechanism to drive the reciprocating assembly mechanism and the pressure rod to move forward and backward; a reciprocating servo motor is installed on the panel, the reciprocating servo motor drives the reciprocating movement of a reciprocating paddle, and a guide groove is arranged on the reciprocating paddle; a tensioning lever with a yarn guide is arranged on the panel, and a tension sensor and an angle sensor are arranged on the tensioning lever to sense the tension of the monofilament and the rotation angle of the tensioning lever; and a main yarn guide is arranged on the panel. The utility model has high reliability, high transmission efficiency and energy saving, and greatly improves the winding quality of large-diameter monofilament.

[0004] In specific operation, the paddle is driven to reciprocate by the reciprocating mechanism, and the paddle guides the monofilament through the guide groove to wind the monofilament on the crimping cylinder together with the pressure rod, but the paddle cannot be replaced after long-term use, and the pressure rod does not have elastic measures and cannot better fit the crimping cylinder. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the above-mentioned shortcomings of the prior art that the paddle cannot be replaced and the pressure rod does not have elastic measures, and provides a monofilament crimping recovery device.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A monofilament curling and recovery device is designed, comprising a bracket, a crimping drum fixed to the top of the bracket via a support unit, and a mounting frame provided on the top of the bracket via a moving unit. The top of the mounting frame is driven by a reciprocating mechanism to drive a paddle to reciprocate, and the paddle is used to guide the monofilament to cooperate with the crimping drum to crimp the monofilament.

[0008] Wherein, a pressure rod is detachably connected to the side of the mounting frame through an adjusting mechanism, and the pressure rod cooperates with the winding drum to be tightly attached to the wire roll.

[0009] Furthermore, the reciprocating mechanism includes a driving member and a movable member. A slide groove is provided on the side of the mounting frame. The movable member is slidably connected in the slide groove and is connected to the driving member. The paddle is detachably connected to the side of the movable member through an elastic structure.

[0010] Furthermore, the elastic structure includes elastic columns, at least one pair of elastic columns is fixedly connected to the top of the movable part, and a protrusion is provided on the top of the elastic column, and the protrusion is connected to the elastic column downward along the center line to form a deformation groove.

[0011] Furthermore, a through hole corresponding to the elastic column is provided on one side of the pick, and the elastic column penetrates the through hole by resisting deformation, and the bottom of the protrusion is locked with the pick, wherein a wire guide groove is provided on the other side of the pick.

[0012] Furthermore, the adjustment mechanism includes a guide rod and a screw rod, and the side surfaces of the mounting frame are fixedly connected to the guide rod and the screw rod on both sides of the bottom of the slide groove, wherein connecting parts are fixedly connected to both ends of the pressure rod, and the connecting parts pass through the guide rod and the screw rod.

[0013] Furthermore, the guide rod is slidably connected to the connecting piece via a compression spring, and the free end of the screw rod is threadedly connected to a nut, which abuts against the connecting piece.

[0014] The utility model proposes a monofilament curling and recovery device, which has the following beneficial effects: the utility model drives the paddle to move back and forth through a reciprocating mechanism, and the paddle guides the monofilament through the wire guide groove during the movement, and the monofilament is spirally coiled on the surface of the winding drum for easy curling and recovery. In addition, after long-term use, the paddle can be quickly replaced by elastic column deformation, which effectively reduces downtime. The pressure rod ensures stable wire roll formation by fitting the wire roll, and the support force provided by the pressure rod through the compression spring can avoid excessive fit with the winding drum to affect the wire roll formation. The structure is simple and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural diagram of the utility model;

[0016] Figure 2 Figure 1 is a structural schematic diagram of the adjusting mechanism of the utility model;

[0017] Figure 3 Figure 1 is a structural schematic diagram of the adjusting mechanism of the utility model; Figure 2 Figure 1 is a structural schematic diagram of the adjusting mechanism of the utility model;

[0018] In the figure: 1, support; 2, support unit; 3, curling cylinder; 4, moving unit; 5, mounting bracket; 6, reciprocating mechanism; 61, driving piece; 62, movable piece; 63, sliding groove; 64, elastic structure; 641, elastic column; 642, protruding part; 643, deformation groove; 7, push piece; 71, through hole; 72, wire guide groove; 8, adjusting mechanism; 81, guide rod; 82, screw rod; 83, compression spring; 84, nut; 9, pressing rod; 91, connecting piece. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0020] Referring to Figures 1-3 A monofilament curling recovery device, comprising a support 1, a curling cylinder 3 is fixed on the top of the support 1 through a support unit 2, a mounting bracket 5 is arranged on the top of the support 1 through a moving unit 4, the top of the mounting bracket 5 drives a push piece 7 to reciprocate through a reciprocating mechanism 6, the push piece 7 is used for monofilament guiding to cooperate with the curling cylinder 3 to curl monofilament;

[0021] Wherein, the pressing rod 9 is detachably connected to the side of the mounting bracket 5 through an adjusting mechanism 8, and the pressing rod 9 is tightly attached to the silk roll in cooperation with the curling cylinder 3.

[0022] In some embodiments, the support unit 2 comprises a main shaft and a driving piece for driving the main shaft to rotate, wherein a tensioning device is arranged at the end of the main shaft, the curling cylinder is fixed through the tensioning device, and the curling cylinder is driven to rotate through the driving piece; specifically, the moving unit 4 is a cross-moving platform, and the position of the push piece 7 is adjusted by driving the mounting bracket 5 to move.

[0023] Further, a main wire guide and a tension swing lever are arranged on the side of the support 1, the monofilament introduced by the external wire guide is first wound on the main wire guide, then wound on the wire guide on the tension swing lever, and then clamped in the wire guide groove of the reciprocating push piece, and then wound on the cylinder tube.

[0024] Further, the reciprocating mechanism 6 comprises a driving member 61 and a movable member 62, the side of the mounting frame 5 is provided with a sliding groove 63, the movable member 62 is slidingly connected in the sliding groove 63 and connected with the driving member 61, the side of the movable member 62 is detachably connected with the push piece 7 through an elastic structure 64.

[0025] Specifically, the reciprocating mechanism further comprises a reciprocating screw rod, the driving member 61 is a motor, the motor is fixedly connected on the mounting frame 5, and the motor shaft end is fixedly connected with the reciprocating screw rod, the push piece 7 is threadedly connected with the reciprocating screw rod.

[0026] Further, the elastic structure 64 comprises elastic columns 641, the top of the movable member 62 is fixedly connected with at least one pair of elastic columns 641, the top of the elastic column 641 is provided with a protruding portion 642, the protruding portion 642 is downwardly communicated with the elastic column 641 along the center line to form a deformation groove 643.

[0027] More specifically, one side of the push piece 7 is provided with a through hole 71 corresponding to the elastic column 641, the elastic column 641 is arranged to pass through the through hole 71 by abutting and deforming, the bottom of the protruding portion 642 is clamped with the push piece 7, wherein the other side of the push piece 7 is provided with a guide wire groove 72.

[0028] In the embodiment, the elastic column 641 is preferably made of a material having a deformation capacity, such as plastic or rubber, wherein when the elastic column 641 passes through the through hole 71, the protruding portion 642 at the top abuts against the push piece 7 through a guide inclined surface, and deforms by being communicated with the elastic column 641 through the deformation groove 643, and then the protruding portion 642 restores the deformation and the bottom thereof is stopped by the push piece 7, because a pair of elastic columns 641 are arranged, the push piece 7 can be fixed.

[0029] In general, the adjusting mechanism 8 comprises a guide rod 81 and a screw rod 82, the side of the mounting frame 5 is fixedly connected with the guide rod 81 and the screw rod 82 at the bottom of both sides of the sliding groove 63, wherein the both ends of the pressing rod 9 are fixedly connected with a connecting member 91, the connecting member 91 passes through the guide rod 81 and the screw rod 82.

[0030] Finally, the guide rod 81 is slidingly connected with the connecting member 91 through a compression spring 83, the free end of the screw rod 82 is threadedly connected with a nut 84, and the nut 84 abuts against the connecting member 91.

[0031] It is worth mentioning that the two ends of the compression spring 83 are in contact with the mounting frame 5 and the side of the connecting piece 91 respectively, a pair of guide rods 81 are in sliding connection with the connecting piece 91 for guiding and supporting the pressing rod 9, and a pair of lead screws 82 are arranged through the connecting piece 91 and can prevent the threaded wire from being clamped with the connecting piece 91 under the action of the guide rod 81;

[0032] The pressing rod 9 can better fit the silk roll under the action of the compression spring 83, and of course, as the diameter of the silk roll gradually increases, the moving unit 4 drives the mounting frame 5 to move outward to leave a winding space.

[0033] Further, the pressing rod 9 can be disassembled by unlocking the nut 84.

[0034] The working mode is that when working, the spindle is fixed to the curling cylinder through the tensioning device, and then the curling cylinder is driven to rotate by the driving member; the single wire introduced by the external wire guide is first wound on the main wire guide, then wound on the wire guide on the tension lever, then clamped in the wire guide groove of the reciprocating paddle, and then wound on the curling cylinder.

[0035] When the paddle 7 needs to be replaced, the elastic column 641 can be directly pressed to deform and disengage from the through hole 71 through the deformation groove 643; when the elastic column 641 passes through the through hole 71, the protruding portion 642 at the top is in contact with the paddle 7 through the guide slope, and the elastic column 641 deforms through the deformation groove 643; after the protruding portion 642 recovers from the deformation, the bottom thereof is in contact with the paddle 7, and the paddle 7 is fixed due to the arrangement of the pair of elastic columns 641.

[0036] The moving unit 4 drives the mounting frame 5 to move, the pressing rod 9 is tightly attached to the silk roll to ensure the stability of the silk roll forming, and the pressing rod 9 is tightly attached to the silk roll while providing a supporting force by the compression spring 83 to prevent the pressing rod 9 from being too tightly attached to the silk roll, and the pressing rod 9 can be disassembled through the unlocking nut 84.

[0037] The above is only a preferred specific embodiment of the present application, but the protection scope of the present application is not limited thereto, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A single filament crimping recycling device comprising a support (1), characterized in that: The crimping cylinder (3) is fixed on the top of the support (1) through the supporting unit (2), and the mounting rack (5) is arranged on the top of the support (1) through the moving unit (4), the top of the mounting rack (5) drives the toggle (7) to reciprocate through the reciprocating mechanism (6), and the toggle (7) is used for monofilament guiding to cooperate with the crimping cylinder (3) for monofilament crimping. Wherein, the pressure rod (9) is detachably connected to the side of the mounting rack (5) through the adjusting mechanism (8), and the pressure rod (9) is in close contact with the yarn roll in cooperation with the crimping cylinder (3).

2. A single filament crimping recycling device according to claim 1, wherein The reciprocating mechanism (6) comprises a driving member (61) and a movable member (62), the side of the mounting rack (5) is provided with a sliding groove (63), the movable member (62) is slidably connected in the sliding groove (63) and connected with the driving member (61), and the side of the movable member (62) is detachably connected with the toggle (7) through the elastic structure (64).

3. A monofilament crimping recovery device according to claim 2, wherein: The elastic structure (64) comprises elastic columns (641), and the top of the movable member (62) is fixedly connected with at least one pair of elastic columns (641), the top of the elastic column (641) is provided with a protruding portion (642), and the protruding portion (642) is downwardly communicated with the elastic column (641) along the center line to form a deformation groove (643).

4. A monofilament crimping recovery device according to claim 3, wherein: One side of the toggle (7) is provided with a through hole (71) corresponding to the elastic column (641), the elastic column (641) passes through the through hole (71) by abutting and deforming, the bottom of the protruding portion (642) is clamped with the toggle (7), and the other side of the toggle (7) is provided with a guide groove (72).

5. A monofilament crimping recovery device according to claim 2, wherein: The adjusting mechanism (8) comprises a guide rod (81) and a lead screw (82), the guide rod (81) and the lead screw (82) are fixedly connected on the both sides of the bottom of the sliding groove (63) of the side of the mounting rack (5), and the connecting piece (91) is fixedly connected on the both ends of the pressure rod (9), and the connecting piece (91) passes through the guide rod (81) and the lead screw (82).

6. A monofilament crimping recovery device according to claim 5, wherein: The guide rod (81) is slidably connected with the connecting piece (91) through the compression spring (83), the free end of the lead screw (82) is threadedly connected with the nut (84), and the nut (84) abuts against the connecting piece (91).

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