CN107829205B

CN107829205B - Yarn feeding structure of yarn changer

Info

Publication number: CN107829205B
Application number: CN201711339072.9A
Authority: CN
Inventors: 张燚
Original assignee: Tangshan Fog Valley Mechanical And Electrical Equipment Co ltd
Current assignee: Tangshan Fog Valley Mechanical And Electrical Equipment Co ltd
Priority date: 2017-12-14
Filing date: 2017-12-14
Publication date: 2023-07-04
Anticipated expiration: 2037-12-14
Also published as: CN107829205A

Abstract

The invention relates to a yarn feeding structure of a yarn changer. Including pressing from both sides yarn and cutting yarn device, the baffle, the slide, the connecting plate, the slide passes through the connecting plate and installs on pressing from both sides the main yarn sword of yarn cutting device, be equipped with connecting plate vertical slip slot hole on the slide respectively, the lower extreme of slide is equipped with presses the yarn end, be equipped with rivet vertical slip slot hole on the main yarn sword, be equipped with rivet inclined slip slot hole on the baffle, rivet relative main yarn sword one end stretches into in the rivet vertical slip slot hole of stepping down, the other end of rivet stretches into in the rivet inclined slip slot hole, main yarn sword is linear motion in-process and drives the rivet on the slide through the connecting plate and slide in rivet vertical slip slot hole and rivet inclined slip slot hole simultaneously, the rivet drives the slide and slides downwards on the connecting plate through connecting plate vertical slip slot hole simultaneously, thereby make press yarn end to push down the yarn. The yarn feeding device can reduce yarn feeding points during yarn replacement, ensures stable yarn feeding of the yarn changer, has a simple structure and improves production efficiency.

Description

Yarn feeding structure of yarn changer

Technical Field

The invention relates to a yarn changer of a knitting machine, in particular to a yarn feeding structure of the yarn changer.

Background

The function of the yarn changer of the knitting machine is to meet the requirement of the knitting machine for alternately knitting various color yarns when knitting, the working principle is that when the knitting machine is used for knitting, one color yarn participates in knitting, if other color yarns need to be changed to participate in knitting, the controller of the yarn changer controls the yarn clamping and cutting device to act, the color yarns needing to be changed are introduced into a knitting area, the yarn pressing plate of the knitting machine presses knitting needles to participate in knitting, the color yarns which do not need to be continuously knitted are simultaneously cut and clamped on the yarn clamping and cutting device, the next time of participating in knitting is waited, the process of introducing the yarns into the knitting area and guiding the yarn pressing plate of the knitting machine into the knitting needles is called yarn feeding, and the yarn feeding structure of the traditional yarn changer has the defects of high yarn feeding point, unstable yarn feeding and the like in the using process, so that the production is influenced.

Disclosure of Invention

The invention aims to solve the problems, thereby providing a yarn feeding structure of a yarn changer, which can reduce yarn feeding points during yarn changing and ensure stable yarn feeding.

The invention solves the problems, and adopts the following technical scheme:

the utility model provides a yarn feeding structure of yarn changer, including setting up yarn clamping and cutting yarn device on the yarn changer main part, the baffle, still include the slide, the connecting plate, the slide passes through the connecting plate to be installed on the main yarn cutter of yarn clamping and cutting yarn device, be provided with connecting plate vertical slip slot hole on the slide respectively, the rivet, the lower extreme of slide is provided with the yarn pressing head that is used for pushing down the yarn, be provided with rivet inclined slip slot hole on the baffle, the rivet stretches into in the rivet inclined slip slot hole, main yarn cutter is linear motion in-process and drives the rivet on the slide through the connecting plate and slide downwards in rivet inclined slip slot hole, the rivet drives the slide simultaneously and slides downwards on the connecting plate through the connecting plate vertical slip slot hole on it, thereby make yarn pressing head push down the yarn.

Compared with the prior art, the invention adopting the technical scheme has the outstanding characteristics that:

the yarn feeding point during yarn replacement can be reduced, the yarn feeding requirement is met, the yarn feeding stability of the yarn replacement device is ensured, the structure is simple, and the production efficiency is improved.

Preferably, the invention further adopts the technical scheme that:

the rivet is provided with a rivet abdicating vertical sliding long hole which is matched with the rivet on the main yarn shearing knife, one end of the rivet, which is opposite to the main yarn shearing knife, extends into the rivet abdicating vertical sliding long hole, and the rivet slides downwards in the rivet abdicating vertical sliding long hole while sliding downwards in the inclined sliding long hole.

The connecting plate is of a stepped plate-shaped structure, the sliding plate is sleeved on the connecting plate through a vertically sliding long hole of the connecting plate, a gasket is arranged between one end of the connecting plate and the sliding plate, a connecting angle is arranged at the other end of the connecting plate, a connecting hole matched with the connecting angle is formed in the main yarn cutter, and the connecting angle is inserted into the connecting hole.

The body of the yarn pressing head is vertically connected with the sliding plate, and a U-shaped groove is arranged on the body of the yarn pressing head.

Drawings

FIG. 1 is a schematic diagram of a yarn feeding process of a yarn feeding structure in the prior art;

FIG. 2 is a schematic view of the yarn feeding process according to the embodiment of the present invention;

FIG. 3 is a schematic view of a partial enlarged structure of FIG. 2A;

FIG. 4 is a schematic view of a separator plate according to an embodiment of the present invention;

FIG. 5 is a schematic diagram of a front view of a yarn clamping and cutting device according to an embodiment of the present invention;

FIG. 6 is a schematic side view of a yarn clamping and cutting device according to an embodiment of the present invention;

FIG. 7 is a schematic diagram of a front view of a skateboard according to an embodiment of the present invention;

FIG. 8 is a schematic side view of a skateboard in accordance with an embodiment of the present invention;

FIG. 9 is a schematic top view of a skateboard according to an embodiment of the present invention;

FIG. 10 is a schematic diagram of the front view of the connection of the skateboard, the connection board and the pad according to the embodiment of the invention;

FIG. 11 is a schematic side view of a slider, web, pad connection in accordance with an embodiment of the present invention;

FIG. 12 is a schematic diagram showing the front view of the connection of the slider and the main yarn cutter of the yarn clamping and cutting device according to the embodiment of the present invention;

FIG. 13 is a schematic side view of the connection of the slider to the main yarn cutter of the yarn clamping and cutting device according to the embodiment of the present invention;

FIG. 14 is a schematic diagram showing a front view of a slider sliding down on a main yarn cutter to push down yarn in accordance with an embodiment of the present invention;

FIG. 15 is a schematic side view of a slide plate sliding down on a main yarn cutter to push down yarn in accordance with an embodiment of the present invention;

FIG. 16 is a schematic view of a structure of a connection board according to an embodiment of the present invention;

FIG. 17 is a side view of FIG. 16;

FIG. 18 is a top view of FIG. 16;

FIG. 19 is a schematic view of the structure of a gasket according to an embodiment of the present invention;

FIG. 20 is a side view of FIG. 19;

FIG. 21 is a top view of FIG. 19;

in the figure: a first yarn feeding point 1; a first yarn pressing plate 2; yarn 3; a wire changer body 4; a yarn clamping and cutting device 5; a main yarn cutter 6; a partition 7; a rivet 8; rivet abdication vertical sliding long hole 9; rivet inclined slide long hole 10; a spacer 11; a connection plate 12; a slide plate 13; a second yarn pressing plate 14; a yarn pressing head 15; a second yarn feeding point 16; a connection hole 17; the connecting plate vertically slides the slot 18; a U-shaped groove 19; and a connection angle 20.

The specific embodiment is as follows:

the invention is further described below in connection with the following examples which are provided for the purpose of better understanding of the present invention and are, therefore, not to be construed as limiting the scope of the invention.

Referring to fig. 1, in the prior art, a yarn 3 to be replaced is introduced into a knitting area by controlling a yarn clamping and cutting device 5 on a yarn changer body 4 to horizontally move by a controller to form a first yarn feeding point 1, and is pressed into or introduced into a knitting needle to participate in knitting by a first yarn pressing plate 2 of a knitting machine.

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7, fig. 8, fig. 9, fig. 10, fig. 11, fig. 12, fig. 13, fig. 14, fig. 15, fig. 16, fig. 17, fig. 18, fig. 19, fig. 20, fig. 21, the yarn feeding structure of the yarn changer of the present invention comprises a yarn clamping and yarn cutting device 5 and a partition 7 arranged on a yarn changer main body 4, and further comprises a slide plate 13 and a connecting plate 12, wherein the slide plate 13 is connected with a main yarn cutting blade 6 of the yarn clamping and yarn cutting device 5 through the connecting plate 12, the slide plate 13 is respectively provided with a connecting plate vertical sliding slot 18 and a rivet 8, the connecting plate 12 is in a stepped structure, the slide plate 13 is sleeved on the connecting plate 12 through the connecting plate vertical sliding slot 18, a gasket 11 is arranged between one end of the connecting plate 12 and the slide plate 13, the other end of the connecting plate 12 is provided with a connecting angle 20, the main yarn cutting blade 6 is provided with a connecting hole 17 matched with the connecting angle 20, the connecting angle 20 is inserted into the connecting hole 17, the lower end of the sliding plate 13 is provided with a yarn pressing head 15 for pressing the yarn 3, the body of the yarn pressing head 15 is vertically connected with the sliding plate 13, the body of the yarn pressing head 15 is provided with a U-shaped groove 19, the main yarn shearing blade 6 is also provided with a rivet abdicating vertical sliding long hole 9, the baffle 7 is provided with a rivet inclined sliding long hole 10, one end of the rivet 8 relative to the main yarn shearing blade 6 stretches into the rivet abdicating vertical sliding long hole 9, the other end of the rivet 8 stretches into the rivet inclined sliding long hole 10, the main yarn shearing blade 6 drives the rivet 8 on the sliding plate 13 to simultaneously slide downwards in the rivet abdicating vertical sliding long hole 9 and the rivet inclined sliding long hole 10 through the connecting plate 12 on the main yarn pressing head 15, simultaneously the rivet 8 drives the sliding plate 13 to slide downwards on the connecting plate 12 through the connecting plate vertical sliding long hole 18 on the main yarn pressing head 15, a second feed point 16 is formed and then the knitting needles are pressed or introduced into the knitting machine by a second presser 14 of the knitting machine to take part in the knitting.

The sliding plate 13 of the yarn feeding structure is arranged on the main yarn cutter 6 of the yarn clamping and cutting device 5 through the connecting plate and the gasket, and drives the yarn pressing head 15 to press the yarn 3 from the first yarn feeding point 1 to the second yarn feeding point 16 in the prior art along with the linear motion of the yarn clamping and cutting device, so that the second yarn pressing plate 14 is lower than the first yarn pressing plate 2, the yarn feeding point of the yarn changer is reduced, the yarn feeding requirement is met, the yarn feeding stability of the yarn changer is ensured, the structure is simple, and the production efficiency is improved.

The foregoing description of the preferred embodiments of the invention is not intended to limit the scope of the claims, but rather to cover all equivalent modifications within the scope of the present invention as defined by the appended claims.

Claims

1. The utility model provides a yarn feeding structure of line changer, includes yarn clamping and yarn cutting device, the baffle of setting on the line changer main part, its characterized in that: the device comprises a main yarn cutter, a yarn clamping and yarn cutting device, a yarn pressing head, a baffle plate and a connecting plate, wherein the main yarn cutter is arranged on the main yarn cutting device, the connecting plate is respectively provided with a vertical sliding slot hole and a rivet, the lower end of the sliding plate is provided with a yarn pressing head for pressing yarns downwards, the baffle plate is provided with a rivet inclined sliding slot hole, the rivet stretches into the rivet inclined sliding slot hole, the main yarn cutting device drives the rivet on the sliding plate to downwards slide in the rivet inclined sliding slot hole through the connecting plate in the linear motion process, and meanwhile, the rivet drives the sliding plate to downwards slide on the connecting plate through the vertical sliding slot hole of the connecting plate, so that the yarn pressing head presses yarns downwards; the rivet is provided with a rivet abdicating vertical sliding long hole which is matched with the rivet, one end of the rivet, which is opposite to the main yarn shearing knife, extends into the rivet abdicating vertical sliding long hole, and the rivet slides downwards in the rivet abdicating vertical sliding long hole while sliding downwards in the inclined sliding long hole; the connecting plate is of a stepped plate-shaped structure, the sliding plate is sleeved on the connecting plate through a vertically sliding long hole of the connecting plate, a gasket is arranged between one end of the connecting plate and the sliding plate, a connecting angle is arranged at the other end of the connecting plate, a connecting hole matched with the connecting angle is formed in the main yarn cutter, and the connecting angle is inserted into the connecting hole; the body of the yarn pressing head is vertically connected with the sliding plate, and a U-shaped groove is formed in the body of the yarn pressing head; the yarn feeding structure drives the yarn pressing head to press the yarn from the first yarn feeding point to the second yarn feeding point along with the linear motion of the yarn clamping and shearing device, so that the second yarn pressing plate is lower than the first yarn pressing plate.