CN217973583U

CN217973583U - Yarn feeding system for computerized flat knitting machine

Info

Publication number: CN217973583U
Application number: CN202121824523.XU
Authority: CN
Inventors: 洪惠娟
Original assignee: Fujian Xianrong Knitting Equipment Technology Co ltd
Current assignee: Fujian Xianrong Knitting Equipment Technology Co ltd
Priority date: 2021-08-06
Filing date: 2021-08-06
Publication date: 2022-12-06
Anticipated expiration: 2031-08-06

Abstract

The utility model relates to a computerized flat knitting machine technical field specifically is a send yarn system for computerized flat knitting machine, including driving motor, the conveying case, first send the yarn roller, the second send the yarn roller, the doffer board, ion wind stick, telescoping device and reason straight sleeve pipe, it can effectively take out the static that the yarn transportation in-process constantly accumulated and formed through setting up ion wind stick, it can also get rid of the yarn because the friction in addition, the batting that factors such as static formed, improve the appearance of yarn, in addition it still possesses the function that changes yarn tensioning degree, practical meaning and spreading value have, expect to produce good economic benefits.

Description

Yarn feeding system for computerized flat knitting machine

Technical Field

The utility model relates to a computerized flat knitting machine technical field specifically is a yarn feeding system for computerized flat knitting machine.

Background

The computerized flat knitting machine is a double-needle plate latch needle weft knitting machine, its cam device is like a group of plane cams, the stitch of the knitting needle can be fed into the channel of the cam, the cam can be moved, the knitting needle can be forced to make regular lifting movement in the needle channel of the needle plate, and the yarn can be knitted into knitted fabric by means of the action of needle hook and needle latch. In the ascending process of the knitting needle, the coil gradually withdraws from the needle hook, the needle latch is opened, and the withdrawing needle latch is hung on the needle rod; during the descending process of the knitting needle, the needle hook hooks the newly laid yarn and draws and bends the newly laid yarn into a coil, meanwhile, the original coil is separated from the needle hook, the new coil passes through the old coil and is connected with the old coil in series, and the coil strings knitted by a plurality of knitting needles are mutually connected to form the knitted fabric.

The yarn feeder is a device which plays a role in yarn conveying on a computerized flat knitting machine, when the yarn is transferred by the existing yarn feeder, a large amount of static electricity can be generated due to continuous friction between the yarn and a yarn feeding roller, wool fibers on the side surface of the yarn are easy to hang up under the action of the static electricity, the yarn is extremely easy to hang up due to the fact that the friction resistance is difficult to control and the tension degree of the yarn can be changed in the yarn feeding process, and even the problem of breakage occurs, so that how to solve the problem has positive significance for promoting the technical development in the field.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a yarn feeding system for computerized flat knitting machine to solve the problem mentioned in the background art.

In order to achieve the purpose, the utility model provides a following technical scheme, including driving motor, transfer box, first yarn roller, second yarn roller, doffing plate, ion wind stick, telescoping device and reason straight sleeve pipe, first yarn roller, second yarn roller set up respectively in the positive both sides of transfer box, set up the several on the doffing plate and be the through-hole form send the yarn hole, the doffing plate sets up in the transfer box openly and the doffing plate is located the first yarn roller, the second yarn roller outside of sending respectively, ion wind stick is installed in the transfer box openly, the telescoping device stiff end is installed in the transfer box, and the telescoping device expansion end is provided with the glow stick, reason straight sleeve pipe cover is located on the glow stick rather than constituting the revolute pair, and the annular groove that supplies the yarn to pass is seted up to reason straight sleeve pipe side.

Preferably, the cross section of the annular groove is V-shaped.

Preferably, the surface of the straightening sleeve is provided with a polytetrafluoroethylene coating.

Preferably, the ion wind bars are positioned at the central parts of the first yarn feeding roller and the second yarn feeding roller.

Preferably, the number and the interval of the annular grooves are matched with those of the yarn feeding holes.

As can be seen from the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages:

the utility model provides a yarn feeding system for computerized flat knitting machine, pass the yarn through the draw-in plate of first yarn feeding roller one side and push down first yarn feeding roller, then the yarn passes annular groove and supports second yarn feeding roller and draws forth from the draw-in plate of second yarn feeding roller one side and has realized the yarn feeding operation; the ion air bar can generate a large amount of air flow with positive and negative charges in the yarn feeding process, and can effectively neutralize static electricity accumulated in the continuous yarn feeding process; the electric heating rod can heat the straightening sleeve, when the yarns pass through the annular groove in the straightening sleeve, the annular groove can effectively remove the catkins formed on the yarns, and in addition, the structure of the annular groove can also prevent the yarns of different strands from being mutually wound; the straightening sleeve is arranged on the movable end of the telescopic device, so that the tension degree of the yarn can be changed by controlling the extension and contraction degrees of the movable end of the telescopic device.

The utility model discloses a set up the static that the continuous accumulation formed in the ion wind stick can effectively take out the yarn transportation process, it can also get rid of the yarn in addition because the batting that factors such as friction, static formed, improves the article looks of yarn, and it still possesses the function that changes yarn tensioning degree in addition, has practical meaning and spreading value, expects to produce good economic benefits.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic cross-sectional structure of the electric heating rod;

in the figure: the yarn feeding device comprises a driving motor 1, a transmission box 2, a first yarn feeding roller 3, a second yarn feeding roller 4, a yarn guide plate 5, a yarn feeding hole 51, an ion wind rod 6, a telescopic device 7, an electric heating rod 71, a straightening sleeve 8 and an annular groove 81.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

With reference to fig. 1-3, a yarn feeding system for a computerized flat knitting machine comprises a driving motor 1, a conveying box 2, a first yarn feeding roller 3, a second yarn feeding roller 4, a yarn guiding plate 5, an ion wind rod 6, a telescopic device 7 and a straightening sleeve 8, wherein the driving motor 1 is installed on the back surface of the conveying box 2, the first yarn feeding roller 3 and the second yarn feeding roller 4 are respectively arranged on two sides of the front surface of the conveying box 2, a plurality of through hole-shaped yarn feeding holes 51 are formed in the yarn guiding plate 5, the yarn guiding plate 5 is arranged on the front surface of the conveying box 2, the yarn guiding plate 5 is respectively positioned outside the first yarn feeding roller 3 and the second yarn feeding roller 4, the ion wind rod 6 is installed on the front surface of the conveying box 2, the ion wind rod 6 is positioned in the center of the first yarn feeding roller 3 and the second yarn feeding roller 4, the fixed end of the telescopic device 7 is installed on the conveying box 2, the movable end of the telescopic device 7 is provided with the electric heating rod 71, the straightening sleeve 8 is sleeved on the electric heating rod 71 to form a rotation pair, the side surface of the straightening sleeve is provided with an annular groove 81 for a yarn to pass through, and the annular groove 81 is formed in the transverse groove, and the annular groove is formed in the number of the groove 81, and the annular groove is matched with the groove, and the number of the annular groove 51 is matched with the groove.

The polytetrafluoroethylene coating is arranged on the surface of the straightening sleeve 8, has good high-temperature resistance and chemical corrosion resistance, is extremely low in surface friction coefficient, and can effectively reduce abrasion of yarns.

The telescopic device 7 refers to a device capable of achieving a telescopic function, and an electric cylinder is adopted in specific implementation, which belongs to the content of the prior art, so that specific structures and working principles of the device are not further described.

The utility model discloses a control mode realizes automatic control through outside controller, and the control circuit of controller can realize through the simple programming of technical staff in this field, and the supply also belongs to the common general knowledge in this field, and the utility model discloses mainly used protects mechanical device, so the utility model discloses no longer explain control mode and circuit connection in detail.

The utility model discloses the theory of operation: the yarn passes through the yarn guide plate 5 at one side of the first yarn feeding roller 3 and presses the first yarn feeding roller 3, then the yarn passes through the annular groove 81 and abuts against the second yarn feeding roller 4 and is led out from the yarn guide plate 5 at one side of the second yarn feeding roller 4, and the yarn feeding operation is realized; the ion air bar 6 can generate a large amount of air flow with positive and negative charges in the yarn feeding process, and can effectively neutralize the static electricity accumulated in the continuous yarn feeding process; the electric heating rod 71 can heat the straightening sleeve 8, when the yarns pass through the annular groove 81 in the straightening sleeve 8, the annular groove 81 can effectively remove the catkins formed on the yarns, and in addition, the structure of the annular groove 81 can also prevent the yarns of different strands from being mutually wound; the straightening sleeve 8 is mounted on the movable end of the telescopic device 7, so that the tension degree of the yarn can be changed by controlling the extension and contraction degrees of the movable end of the telescopic device 7.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a yarn feeding system for computerized flat knitting machine, includes driving motor (1) and transport case (2), driving motor (1) is installed in transport case (2) back, its characterized in that:

comprises a first yarn feeding roller (3), a second yarn feeding roller (4), a yarn guide plate (5), an ion wind rod (6), a telescopic device (7) and a straightening sleeve (8);

the first yarn feeding roller (3) and the second yarn feeding roller (4) are respectively arranged on two sides of the front surface of the conveying box (2);

a plurality of through hole-shaped yarn feeding holes (51) are formed in the yarn guiding plate (5), the yarn guiding plate (5) is arranged on the front surface of the conveying box (2), and the yarn guiding plate (5) is respectively positioned on the outer sides of the first yarn feeding roller (3) and the second yarn feeding roller (4);

the ion wind rod (6) is arranged on the front surface of the conveying box (2);

the fixed end of the telescopic device (7) is arranged on the conveying box (2), and the movable end of the telescopic device (7) is provided with an electric heating rod (71);

the straightening sleeve (8) is sleeved on the electric heating rod (71) to form a revolute pair with the electric heating rod, and an annular groove (81) for yarns to pass through is formed in the side surface of the straightening sleeve (8).

2. The yarn feeding system for the computerized flat knitting machine according to claim 1, wherein: the cross section of the annular groove (81) is V-shaped.

3. The yarn feeding system for the computerized flat knitting machine according to claim 1, wherein: the surface of the straightening sleeve (8) is provided with a polytetrafluoroethylene coating.

4. The yarn feeding system for the computerized flat knitting machine according to claim 1, wherein: the ion air bar (6) is positioned at the central parts of the first yarn feeding roller (3) and the second yarn feeding roller (4).

5. The yarn feeding system for the computerized flat knitting machine according to claim 1, wherein: the number and the spacing of the annular grooves (81) are matched with those of the yarn feeding holes (51).