CN214300592U

CN214300592U - Double-yarn-feeding nozzle structure

Info

Publication number: CN214300592U
Application number: CN202022194780.1U
Authority: CN
Inventors: 林安宁; 孙志勇; 钟秀珍
Original assignee: Fujian Yonglitai Knitting Machinery Co ltd
Current assignee: Fujian Yonglitai Knitting Machinery Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-09-28
Anticipated expiration: 2030-09-29

Abstract

The utility model discloses a two feed nozzle structures, including yarn feeder and electric motor, logical groove has been seted up to the bottom wall body of yarn feeder, and the bolt fastening has electric motor on the lateral wall of yarn feeder bottom, lead to the groove and run through the yarn feeder wall body, and lead to inslot portion and be provided with first guide tube and second guide tube, the equal horizontal welded connection of outer wall of first guide tube and second guide tube has the horizontal pole, and the horizontal pole between them of first guide tube and second guide tube is connected through the connecting plate, the horizontal pole is formed with the sliding block of T type towards leading to outside extension of groove cell wall one end level, and sets up the sliding tray with sliding block looks adaptation with the logical groove cell wall that the sliding block is relative. The double-yarn-feeding-nozzle structure is provided with the first yarn guide tube and the second yarn guide tube, and when yarn is fed, the height of the yarn can be changed by switching the positions of the second yarn guide tube and the first yarn guide tube, so that the height of the yarn is reduced, and the knitting needle can hook the yarn when the knitting needle ascends.

Description

Double-yarn-feeding nozzle structure

Technical Field

The utility model relates to a weaving equipment technical field specifically is a two yarn mouth structures of feeding.

Background

The yarn feeding nozzle is used for directly feeding yarns to knitting needles, the problem that the knitting needles cannot hook the yarns due to the fact that the rising height of the knitting needles is lower than the height of the yarns in the yarn feeding process can occur, meanwhile, the yarns can rub with the yarn feeding nozzle when moving at a high speed, the friction coefficient is large, the abrasion of the yarn feeding nozzle and the breakage of the yarns are easy to cause, the using effect is poor, the using requirements of people cannot be met, in view of the defects existing in the prior art, the yarn feeding nozzle is necessary to be further improved, the yarn feeding nozzle is enabled to have higher practicability, and the actual using condition can be met.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a two feed yarn mouth structures to the yarn feeding in-process that proposes in solving above-mentioned background art, the high problem that highly is less than the yarn place that the knitting needle rises and causes the knitting needle hook can not reach the yarn can appear, and the yarn can take place the friction with feeding the yarn mouth when high-speed the removal simultaneously, because coefficient of friction is big, easily leads to feeding the wearing and tearing of yarn mouth and yarn rupture, problem that the result of use is not good.

In order to achieve the above object, the utility model provides a following technical scheme: a double-yarn-feeding-nozzle structure comprises a yarn feeder and an electric motor, wherein a bottom wall body of the yarn feeder is provided with a through groove, the electric motor is fixed on a side wall of the bottom end of the yarn feeder through a bolt, the through groove penetrates through the wall body of the yarn feeder, a first yarn guide tube and a second yarn guide tube are arranged inside the through groove, the outer walls of the first yarn guide tube and the second yarn guide tube are horizontally and horizontally connected with a cross rod, the cross rods on the first yarn guide tube and the second yarn guide tube are connected through a connecting plate, the cross rod horizontally extends outwards to form a T-shaped sliding block towards one end of the through groove wall, the through groove wall opposite to the sliding block is provided with a sliding groove matched with the sliding block, the sliding block is embedded into the sliding groove, the connecting plate is movably connected with the cross rod through a rolling bearing, the center of the connecting plate is connected with a rotating rod through welding, and the rotating rod penetrates through the wall body of the yarn feeder and is connected with an output shaft of the electric motor, and the rotating rod is contacted with the wall body of the yarn feeder and is not fixed, the inner walls of the first yarn guide tube and the second yarn guide tube are provided with ball grooves, and balls are arranged in the ball grooves.

Furthermore, the first yarn guide tube and the second yarn guide tube are both in a circular tube-shaped structure, and the axial leads of the first yarn guide tube and the second yarn guide tube are arranged horizontally up and down.

Furthermore, the groove wall of the sliding groove is smooth, and the length of the sliding groove is consistent with the height of the through groove.

Furthermore, the number of the connecting plates is two, and the two connecting plates are symmetrically arranged about the axis of the first yarn guide tube and the axis of the second yarn guide tube.

Furthermore, the ball grooves are distributed at equal intervals in the axial direction of the first yarn guide tube and the second yarn guide tube, the ball grooves are distributed in an annular shape in the radial direction of the first yarn guide tube and the second yarn guide tube, and meanwhile, balls in the ball grooves are made of ceramic materials.

Furthermore, the groove top and the groove bottom of the through groove are both connected with two groups of positioning rods in a threaded manner, and the outer walls of the first yarn guide tube and the second yarn guide tube are provided with clamping grooves clamped with the positioning rods.

Compared with the prior art, the beneficial effects of the utility model are that: the double-yarn-feeding-nozzle structure is provided with a first yarn guide tube and a second yarn guide tube, when yarn is fed, the yarn sequentially passes through the second yarn guide tube and the first yarn guide tube, when the ascending height of a knitting needle is lower than the height of the yarn, the positions of the second yarn guide tube and the first yarn guide tube can be switched, the height of the yarn can be changed, the height of the yarn is reduced, the knitting needle can hook the yarn when ascending, and meanwhile, the second yarn guide tube and the first yarn guide tube can always keep the yarn tensioning state when moving, so that the knitting effect is guaranteed;

the yarn guide device is provided with the ball groove and the balls, the balls can roll in the ball groove, sliding friction between yarns and the yarn guide tube is changed into rolling friction, the friction force between the yarns and the yarn guide tube when the yarns move can be greatly reduced due to the ceramic material design of the balls, the abrasion of the yarn guide tube and the breakage of the yarns are effectively avoided, and the use effect is good.

Drawings

Fig. 1 is a schematic top view of the present invention;

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

FIG. 3 is a schematic side view of the present invention;

fig. 4 is a schematic view of a cross-sectional structure of the first yarn guide tube of the present invention.

In the figure: 1. a yarn feeder; 2. a through groove; 3. a first yarn guide tube; 4. a second yarn guide tube; 5. a cross bar; 6. A slider; 7. a sliding groove; 8. a connecting plate; 9. rotating the rod; 10. an electric motor; 11. a ball groove; 12. a ball bearing; 13. and (5) positioning the rod.

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.

Referring to fig. 1-4, the present invention provides a technical solution: a double-yarn-feeding-nozzle structure comprises a yarn feeder 1 and an electric motor 10, wherein a bottom wall body of the yarn feeder 1 is provided with a through groove 2, the side wall of the bottom end of the yarn feeder 1 is fixed with the electric motor 10 through a bolt, the through groove 2 penetrates through the wall body of the yarn feeder 1, a first yarn guide tube 3 and a second yarn guide tube 4 are arranged inside the through groove 2, the outer walls of the first yarn guide tube 3 and the second yarn guide tube 4 are horizontally welded and connected with a cross rod 5, the cross rods 5 on the first yarn guide tube 3 and the second yarn guide tube 4 are connected through a connecting plate 8, the cross rod 5 horizontally extends outwards towards one end of the groove wall of the through groove 2 to form a T-shaped sliding block 6, the groove wall of the through groove 2 opposite to the sliding block 6 is provided with a sliding groove 7 matched with the sliding block 6, the sliding block 6 is embedded into the sliding groove 7, the connecting plate 8 is movably connected with the cross rod 5 through a rolling bearing, and a rotating rod 9 is welded and connected with the center of the connecting plate 8, the rotating rod 9 penetrates through the wall body of the yarn feeder 1 and is in key connection with an output shaft of the electric motor 10, the rotating rod 9 is in contact with the wall body of the yarn feeder 1 and is not fixed, ball grooves 11 are formed in the inner walls of the first yarn guide tube 3 and the second yarn guide tube 4, and balls 12 are arranged in the ball grooves 11.

Further, the first yarn guide tube 3 and the second yarn guide tube 4 are both in a circular tubular structure, the axial leads of the first yarn guide tube 3 and the second yarn guide tube 4 are arranged horizontally up and down, the heights of the first yarn guide tube 3 and the second yarn guide tube 4 are different, and therefore the height of the yarn can be changed by moving the first yarn guide tube 3 and the second yarn guide tube 4 up and down.

Furthermore, the groove wall of the sliding groove 7 is smooth, the length of the sliding groove 7 is consistent with the height of the through groove 2, and the length of the sliding groove 7 is designed, so that the cross rod 5 can move up and down in the through groove 2, and the first yarn guide tube 3 and the second yarn guide tube 4 have enough moving range to change the positions of the first yarn guide tube and the second yarn guide tube.

Furthermore, 8 numbers of connecting plates are two, the two connecting plates 8 are symmetrically arranged about the axes of the first yarn guide tube 3 and the second yarn guide tube 4, the first yarn guide tube 3 and the second yarn guide tube 4 can be connected into a whole through the cross rod 5 and the connecting plates 8, and therefore the connecting plates 8 can drive the first yarn guide tube 3 and the second yarn guide tube 4 to synchronously move when rotating, and the structure is reasonable.

Further, ball groove 11 is equidistant distribution in the axial of first thread guide tube 3 and second thread guide tube 4, and ball groove 11 is the annular distribution in the footpath of first thread guide tube 3 and second thread guide tube 4, and ball 12 in ball groove 11 is ceramic material simultaneously, and ball groove 11 distributes evenly, and the yarn is when passing from first thread guide tube 3 and second thread guide tube 4 like this, and frictional force is little, avoids the yarn to split because of the friction.

Further, the equal threaded connection in groove top and the tank bottom that leads to groove 2 has two sets of locating levers 13, and set up the draw-in groove with 13 looks blocks of locating lever on the outer wall of first ring guide 3 and second ring guide 4, the setting of locating lever 13, can restrict first ring guide 3 and the 4 range of motion of second ring guide, and move locating lever 13 through twisting, adjust the length that locating lever 13 revolves out, can change the maximum displacement distance of first ring guide 3 and second ring guide 4, and then can adjust the high range of change of yarn, the people of being convenient for debug, make behind the yarn altitude mixture control, can be accurate be hooked by the knitting needle.

The working principle is as follows: the yarn sequentially passes through the second yarn guide tube 4 and the first yarn guide tube 3, so that the yarn can be fed to a knitting needle when moving in the second yarn guide tube 4 and the first yarn guide tube 3, when the rising height of the existing knitting needle is lower than the height of the yarn, the electric motor 10 is started, the electric motor 10 drives the rotary rod 9 to rotate, the rotary rod 9 drives the connecting plate 8 to rotate, the connecting plate 8 drives the first yarn guide tube 3 to descend through the cross rod 5 and the second yarn guide tube 4 to ascend, under the action of the sliding block 6 and the sliding groove 7, the rising motion of the first yarn guide tube 3 and the descending motion of the second yarn guide tube 4 cannot deviate, and finally, the yarn can be hooked by the knitting needle until the clamping grooves in the first yarn guide tube 3 and the second yarn guide tube 4 are clamped with the positioning rod 13, and the first yarn guide tube 3 and the second yarn guide tube 4 after the positions are changed can be reduced.

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. A double yarn feeding nozzle structure comprises a yarn feeder (1) and an electric motor (10), and is characterized in that: the bottom wall body of the yarn feeder (1) is provided with a through groove (2), an electric motor (10) is fixed on the side wall of the bottom end of the yarn feeder (1) through a bolt, the through groove (2) penetrates through the wall body of the yarn feeder (1), a first yarn guide tube (3) and a second yarn guide tube (4) are arranged inside the through groove (2), the outer walls of the first yarn guide tube (3) and the second yarn guide tube (4) are horizontally and welded with a cross rod (5), the cross rod (5) on the first yarn guide tube (3) and the second yarn guide tube (4) are connected through a connecting plate (8), the cross rod (5) horizontally extends outwards towards one end of the groove wall of the through groove (2) to form a T-shaped sliding block (6), the groove (7) matched with the sliding block (6) is formed in the groove wall of the through groove (2) opposite to the sliding block (6), and the sliding block (6) is embedded into the sliding groove (7), be antifriction bearing swing joint between connecting plate (8) and horizontal pole (5), and the center department welded connection of connecting plate (8) has rotary rod (9), rotary rod (9) from feeder (1) wall body pass and with the output shaft key-type connection of electric motor (10), and contact between rotary rod (9) and feeder (1) wall body and not fixed, ball groove (11) have been seted up on the inner wall of first guide tube (3) and second guide tube (4), and are provided with ball (12) in ball groove (11).

2. The double yarn feeder structure according to claim 1, wherein: the first yarn guide tube (3) and the second yarn guide tube (4) are both in a circular tube-shaped structure, and the axial leads of the first yarn guide tube and the second yarn guide tube are arranged horizontally up and down.

3. The double yarn feeder structure according to claim 1, wherein: the groove wall of the sliding groove (7) is smooth, and the length of the sliding groove (7) is consistent with the height of the through groove (2).

4. The double yarn feeder structure according to claim 1, wherein: the number of the connecting plates (8) is two, and the two connecting plates (8) are symmetrically arranged about the axis of the first yarn guide tube (3) and the axis of the second yarn guide tube (4).

5. The double yarn feeder structure according to claim 1, wherein: the ball groove (11) is distributed at equal intervals on the axial direction of the first yarn guide tube (3) and the second yarn guide tube (4), the ball groove (11) is distributed annularly on the radial direction of the first yarn guide tube (3) and the second yarn guide tube (4), and meanwhile, balls (12) in the ball groove (11) are made of ceramic materials.

6. The double yarn feeder structure according to claim 1, wherein: the equal threaded connection in groove top and the tank bottom that lead to groove (2) has two sets of locating levers (13), and sets up the draw-in groove with locating lever (13) looks block on the outer wall of first guide spool (3) and second guide spool (4).