CN214569675U

CN214569675U - Flexible supporting axial unwinding device for hank yarns

Info

Publication number: CN214569675U
Application number: CN202120563941.1U
Authority: CN
Inventors: 路佃泉; 路兵
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-19
Filing date: 2021-03-19
Publication date: 2021-11-02
Anticipated expiration: 2031-03-19

Abstract

The invention discloses a hank flexible support axial unwinding device which comprises a support chassis, support channel steel and a top disc, wherein two support channel steel are erected in the middle of the support chassis, and a central yarn feeding device is arranged between the two support channel steel; a mounting seat is fixed at one end of the supporting channel steel relative to the supporting chassis, four cylinders are arranged at the periphery of the mounting seat, a top disc is mounted on the mounting seat, a movable supporting rod is arranged between the top disc and the supporting chassis, one end of the movable supporting rod is hinged with a limiting shaft on the supporting chassis, and the other end of the movable supporting rod is movably connected with a piston rod of the cylinder; the top disc is also provided with a rotating wing rotating around the center, and two ends of the rotating wing are respectively provided with a yarn guide hook; the unwinding device is suitable for skeins with different diameters and different weights and all skein varieties, and is suitable for popularization and application.

Description

Flexible supporting axial unwinding device for hank yarns

Technical Field

The invention relates to the technical field of textile machinery, in particular to a flexible supporting axial unwinding device for hank yarns.

Background

In the technical field of textile, a process for winding and rewinding a cone yarn is involved, wherein a plurality of yarns are processed into the cone yarn with certain package capacity, the weight of the yarns is generally about 0.3-0.5 kg/twist, and the yarns are rewound into a cone of 1.5-5 kg/cone. In the traditional rewinding yarn process, the unwinding device cannot be suitable for skeins with different diameters and different weights, and cannot realize automatic feeding in the unwinding process, so that the yarn angle is perpendicular to the skeins, and the adhesion and the resistance of the yarn are reduced.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to develop a device for supporting and axially unwinding flexible skein, reduce the broken ends of the yarns stacked mutually under the condition of adjustable supporting force, reduce the finishing requirement on the skein, save the manual time and the downtime and improve the production efficiency of manpower and machines.

The invention is realized by the following technical scheme:

the utility model provides a hank flexible support axial unwinding device, is including supporting chassis, support channel-section steel and top dish, its characterized in that: two supporting channel steels are vertically arranged in the middle of the supporting chassis, a central yarn feeding device is arranged between the two supporting channel steels and comprises a central screw rod, a nut, a bearing B, a coupler, a speed reducer, a motor and a yarn tray, the bearings B are arranged at two ends of the central screw rod and matched with the inner wall of the supporting channel steels, one end of the central screw rod extends into the supporting chassis and is connected with the speed reducer through the coupler, the speed reducer is connected with the motor, the central screw rod is provided with the nut matched with the central screw rod, and the yarn tray is fixed on the nut; a mounting seat is fixed at one end of the supporting channel steel relative to the supporting chassis, four cylinders are arranged at the periphery of the mounting seat, a top disc is mounted on the mounting seat, a movable supporting rod is arranged between the top disc and the supporting chassis, one end of the movable supporting rod is hinged with a limiting shaft on the supporting chassis, and the other end of the movable supporting rod is movably connected with a piston rod of the cylinder; the top disc is provided with a rotary wing rotating around the center, and two ends of the rotary wing are respectively provided with a yarn guide hook.

Preferably, the rotary wing is fixed on a bearing hoop, a bearing A matched with the bearing hoop is arranged in the bearing hoop, the bearing A is fixed on the central shaft, and a shaft sleeve matched with the central shaft is arranged at the central position of the top plate.

Preferably, the central shaft is detachable and is fixed in the shaft sleeve by a connecting pin shaft.

Preferably, the rotary wing is two symmetrical steel wires, one end of the rotary wing is welded on the bearing hoop, and the other end of the rotary wing is bent in a deviation manner at a position larger than the diameter of the skein.

Preferably, the yarn tray comprises a tray bottom and a plurality of supporting rods, wherein the supporting rods are fixed on the tray bottom, and an elbow is arranged on one side of each supporting rod relative to the tray bottom.

Preferably, four fixed support rods are arranged between the top disc and the support chassis, one ends of the fixed support rods are connected with the top disc, and the other ends of the fixed support rods are connected with the support chassis.

Preferably, the distance between the fixed support rod and the central screw rod is smaller than the distance between the movable support rod and the central screw rod.

Preferably, the piston rod is provided with a guide ring, and the other end of the movable support rod penetrates through the guide ring.

Preferably, a photoelectric sensing switch is further arranged on the supporting channel steel.

Preferably, four universal wheels are further arranged on the supporting chassis.

The invention has the beneficial effects that: the flexible supporting device consisting of the cylinder and the movable supporting rod is suitable for skeins with different diameters and different weights and all skein yarn varieties, and reduces broken ends generated by mutual overlapping of yarns under the condition of adjustable supporting force, reduces the finishing requirement on the skeins, saves manual time and downtime, and improves the production efficiency of manpower and machines; the invention also comprises a central yarn feeding device which can realize the automatic feeding of skein, and the yarn can be kept to be unwound in the axial area of the skein through the yarn guide hook of the rotating wing, so that the adhesion and the resistance of the yarn are reduced.

Drawings

In order to more clearly illustrate the detailed description of the invention or the technical solutions in the prior art, the drawings that are needed in the detailed description of the invention or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is an axial view of the present invention.

Fig. 2 is an axial view of the present invention.

Fig. 3 is a front view of the present invention.

Fig. 4 is a sectional view taken along the line a of fig. 3.

Fig. 5 is a top view of the present invention.

Fig. 6 is a sectional view taken along the line a in fig. 5.

Fig. 7 is a right side view of the present invention.

In the attached drawings, the yarn guide device comprises a base plate 1, a central shaft 2, a rotary wing 3, a yarn guide hook 4, a bearing hoop 5, bearings A and 6, a support channel steel 7, a bearing B8, a central screw rod 9, a nut 10, a coupler 11, a speed reducer 12, a motor 13, a yarn supporting disc 14, a support chassis 15, a universal wheel 16, a shaft sleeve 17, a connecting pin shaft 18, a fixed support rod 19, a movable support rod 20, a limiting shaft 21, a top disc 22, a cylinder 23, a piston rod 24, a photoelectric sensing switch 25, a guide ring 26 and a mounting seat.

Detailed Description

In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

For ease of description, spatially relative terms, such as "upper," "lower," "left," "right," and the like, may be used herein to describe one element or feature's relationship to another element or feature as illustrated in the figures. It will be understood that the spatial terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "below" other elements or features would then be oriented "above" the other elements or features. Thus, the exemplary term "lower" can encompass both an upper and a lower orientation.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The invention is described in detail below with reference to the attached drawing figures: the invention relates to a hank flexible support axial unwinding device, which comprises a support chassis 14, support channel steel 6 and a top disc 21, wherein two support channel steel 6 are erected in the middle of the support chassis 14, a central yarn feeding device is arranged between the two support channel steel 6 and comprises a central screw 8, a nut 9, a bearing B7, a coupler 10, a speed reducer 11, a motor 12 and a yarn supporting disc 13, two ends of the central screw 8 are provided with bearings B7, one bearing B7 is installed on a bearing seat in an installation seat 16, the other bearing B7 is installed between the two support channel steel 6 at the support chassis 14, the bearing B7 is matched with the inner wall of the support channel steel 6, one end of the central screw 8 extends into the support chassis 14 and is connected with the speed reducer 11 through a coupling shaft 40, the speed reducer 11 is connected with the motor 12, the nut 9 matched with the central screw 8 is installed on the central screw, the yarn supporting disc 13 is fixed on the nut 9, the central screw rod 8 rotates to drive the nut 9 to move along the axial direction, and the nut 9 can drive the yarn supporting disc 13 to move to complete the yarn feeding action; a mounting seat 26 is fixed at one end of the supporting channel steel 6 opposite to the supporting chassis 14, four air cylinders 22 are arranged at the periphery of the mounting seat 26, a top plate 21 is installed on the mounting seat 26, four fixed support rods 18 are arranged between the top plate 21 and the supporting chassis 14, two ends of each fixed support rod 18 are respectively welded on the top plate 21 and the supporting chassis 14, four movable support rods 19 are further arranged between the top plate 21 and the supporting chassis 14, one end of each movable support rod 19 is hinged with a limiting shaft 20 on the supporting chassis 14, the other end of each movable support rod 19 is arranged in a guide ring 25 arranged on a piston rod 23 of each air cylinder 22, the air cylinders 22 are controlled by a pneumatic switch, the piston rods 23 in the air cylinders 22 can stretch out and draw back, when the piston rods 23 stretch out, the movable support rod 19 expands outwards, the skein is supported, the skein tension force is controlled by the air pressure in the air cylinder 22, and the skein can be always in proper unwinding tension force by controlling the air pressure; the top disc 21 is provided with a rotating wing 2 rotating around the center, the rotating wing 2 is fixed on a bearing hoop 4, a bearing A5 matched with the bearing hoop 4 is arranged in the bearing hoop 4, a bearing A5 is fixed on a central shaft 1, a shaft sleeve 16 matched with the central shaft 1 is arranged at the center of the top disc 21, the central shaft 1 is fixed in the shaft sleeve 16 by a connecting pin shaft 17, and two ends of the rotating wing 2 are respectively provided with a yarn guide hook 3; the support channel steel 6 is also provided with a photoelectric sensing switch 24; four universal wheels 15 are further arranged on the supporting chassis 14.

Preferably, the rotary wing 2 is two symmetrical steel wires, one end of the rotary wing is welded on the bearing hoop 4, and the other end of the rotary wing is bent in a deviation manner at a position larger than the diameter of the skein.

Preferably, the yarn tray comprises a tray bottom and a plurality of supporting rods, wherein the supporting rods are fixed on the tray bottom, and an elbow is arranged on one side of each supporting rod, which is opposite to the tray bottom, so that the skeins are prevented from falling off.

Preferably, the distance between the fixed support rod 18 and the central screw 8 is smaller than the distance between the movable support rod 19 and the central screw 8, so that smooth yarn covering is ensured.

The specific operation of the invention in use is as follows: adjusting a pneumatic switch, retracting a piston rod 23 of the air cylinder 22 to be below the top disc 21, drawing out the connecting pin shaft 17 to take down the rotary wing 2, sleeving the finished hank yarns into the movable support 19 from the top, and adjusting the pneumatic switch to extend the piston rod 23 of the air cylinder 22 to support the hank yarns; the rotary wing 2 which is taken down is installed, the unwinding device sleeved with skein is pushed to the lower portion of a creel of a winding machine, the yarn is led out from a yarn guide hook 3 of the rotary wing 2, upwards penetrates through a yarn guide hole along the axis, bypasses a yarn reversing rod, under the traction of a winding mechanism, the yarn pulls the rotary wing 2 to rotate, the yarn is driven to be stripped from the skein, when the yarn is unwound to reach a certain light transmittance, the photoelectric sensing switch 24 controls the motor 12 to complete yarn feeding, and automatic feeding is achieved.

The top disc and the bottom disc are at a certain distance, N twisted yarns can be sequentially loaded, each twisted yarn is connected end to end and is supported by the tray to be gradually fed into an unwinding area close to the rotating wing yarn guide hook, and therefore one-time leading and one-time threading of rewinding are achieved, and one-time bobbin yarn operation is completed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention, and they should be construed as being included in the following claims and description.

Claims

1. A skein flexible support axial unwinding device comprises a support chassis (14), a support channel steel (6) and a top disc (21), and is characterized in that: two supporting channel steels (6) are vertically arranged in the middle of the supporting chassis (14), a central yarn feeding device is arranged between the two supporting channel steels (6), the central yarn feeding device comprises a central screw (8), a nut (9), a bearing B (7), a coupler (10), a speed reducer (11), a motor (12) and a yarn supporting disc (13), the bearings B (7) are arranged at two ends of the central screw (8), the bearing B (7) is matched with the inner wall of the supporting channel steel (6), one end of the central screw (8) extends into the supporting chassis (14) and is connected with the speed reducer (11) through the coupler (10), the speed reducer (11) is connected with the motor (12), the nut (9) matched with the central screw (8) is installed on the central screw, and the yarn supporting disc (13) is fixed on the nut (9); a mounting seat (26) is fixed at one end of the supporting channel steel (6) relative to the supporting chassis (14), four air cylinders (22) are arranged at the periphery of the mounting seat (26), a top disc (21) is mounted on the mounting seat (26), a movable supporting rod (19) is arranged between the top disc (21) and the supporting chassis (14), one end of the movable supporting rod (19) is hinged with a limiting shaft (20) on the supporting chassis (14), and the other end of the movable supporting rod is movably connected with a piston rod (23) of the air cylinder (22); the top disc (21) is provided with a rotary wing (2) rotating around the center, and two ends of the rotary wing (2) are respectively provided with a yarn guide hook (3).

2. The hank flexible support axial unwinding device of claim 1, characterized in that: the rotary wing (2) is fixed on the bearing hoop (4), a bearing A (5) matched with the bearing hoop is arranged in the bearing hoop (4), the bearing A (5) is fixed on the central shaft (1), and a shaft sleeve (16) matched with the central shaft (1) is arranged at the center of the top disc (21).

3. The hank flexible support axial unwinding device of claim 2, characterized in that: the central shaft (1) is detachable, and the central shaft (1) is fixed in the shaft sleeve (16) through a connecting pin shaft (17).

4. The hank flexible support axial unwinding device of claim 2, characterized in that: the rotary wing (2) is two symmetrical steel wires, one end of the rotary wing is welded on the bearing hoop (4), and the other end of the rotary wing is bent in a deviation manner at a position larger than the diameter of skein.

5. The hank flexible support axial unwinding device of claim 1, characterized in that: the yarn tray (13) comprises a tray bottom and a plurality of supporting rods, wherein the supporting rods are fixed on the tray bottom, and an elbow is arranged on one side of each supporting rod, which is opposite to the tray bottom.

6. The hank flexible support axial unwinding device of claim 1, characterized in that: four fixed support rods (18) are arranged between the top disc (21) and the supporting base disc (14), one ends of the fixed support rods (18) are connected with the top disc (21), and the other ends of the fixed support rods are connected with the supporting base disc (14).

7. The hank flexible support axial unwinding device of claim 6, characterized in that: the distance between the fixed support rod (18) and the central screw rod (8) is less than the distance between the movable support rod (19) and the central screw rod (8).

8. The hank flexible support axial unwinding device of claim 1, characterized in that: the piston rod (23) is provided with a guide ring (25), and the other end of the movable support rod (19) penetrates through the guide ring (25).

9. The hank flexible support axial unwinding device of claim 1, characterized in that: and a photoelectric induction switch (24) is also arranged on the supporting channel steel (6).

10. The hank flexible support axial unwinding device of claim 1, characterized in that: four universal wheels (15) are further arranged on the supporting chassis (14).